loop/webui: add prettier
diff --git a/loop/webui/src/data.ts b/loop/webui/src/data.ts
index 2130c21..9eea954 100644
--- a/loop/webui/src/data.ts
+++ b/loop/webui/src/data.ts
@@ -4,12 +4,12 @@
 /**
  * Event types for data manager
  */
-export type DataManagerEventType = 'dataChanged' | 'connectionStatusChanged';
+export type DataManagerEventType = "dataChanged" | "connectionStatusChanged";
 
 /**
  * Connection status types
  */
-export type ConnectionStatus = 'connected' | 'disconnected' | 'disabled';
+export type ConnectionStatus = "connected" | "disconnected" | "disabled";
 
 /**
  * State interface
@@ -44,14 +44,17 @@
   private connectionStatus: ConnectionStatus = "disabled";
   private messages: TimelineMessage[] = [];
   private timelineState: TimelineState | null = null;
-  
+
   // Event listeners
-  private eventListeners: Map<DataManagerEventType, Array<(...args: any[]) => void>> = new Map();
+  private eventListeners: Map<
+    DataManagerEventType,
+    Array<(...args: any[]) => void>
+  > = new Map();
 
   constructor() {
     // Initialize empty arrays for each event type
-    this.eventListeners.set('dataChanged', []);
-    this.eventListeners.set('connectionStatusChanged', []);
+    this.eventListeners.set("dataChanged", []);
+    this.eventListeners.set("connectionStatusChanged", []);
   }
 
   /**
@@ -108,7 +111,10 @@
   /**
    * Add an event listener
    */
-  public addEventListener(event: DataManagerEventType, callback: (...args: any[]) => void): void {
+  public addEventListener(
+    event: DataManagerEventType,
+    callback: (...args: any[]) => void,
+  ): void {
     const listeners = this.eventListeners.get(event) || [];
     listeners.push(callback);
     this.eventListeners.set(event, listeners);
@@ -117,7 +123,10 @@
   /**
    * Remove an event listener
    */
-  public removeEventListener(event: DataManagerEventType, callback: (...args: any[]) => void): void {
+  public removeEventListener(
+    event: DataManagerEventType,
+    callback: (...args: any[]) => void,
+  ): void {
     const listeners = this.eventListeners.get(event) || [];
     const index = listeners.indexOf(callback);
     if (index !== -1) {
@@ -131,7 +140,7 @@
    */
   private emitEvent(event: DataManagerEventType, ...args: any[]): void {
     const listeners = this.eventListeners.get(event) || [];
-    listeners.forEach(callback => callback(...args));
+    listeners.forEach((callback) => callback(...args));
   }
 
   /**
@@ -139,7 +148,7 @@
    */
   public setPollingEnabled(enabled: boolean): void {
     this.isPollingEnabled = enabled;
-    
+
     if (enabled) {
       this.startPolling();
     } else {
@@ -152,7 +161,7 @@
    */
   public startPolling(): void {
     this.stopPolling(); // Stop any existing polling
-    
+
     // Start long polling
     this.longPoll();
   }
@@ -166,7 +175,7 @@
       this.currentPollController.abort();
       this.currentPollController = null;
     }
-    
+
     // If polling is disabled by user, set connection status to disabled
     if (!this.isPollingEnabled) {
       this.updateConnectionStatus("disabled");
@@ -179,7 +188,7 @@
   private updateConnectionStatus(status: ConnectionStatus): void {
     if (this.connectionStatus !== status) {
       this.connectionStatus = status;
-      this.emitEvent('connectionStatusChanged', status);
+      this.emitEvent("connectionStatusChanged", status);
     }
   }
 
@@ -297,14 +306,18 @@
       this.updateConnectionStatus("disconnected");
 
       // Emit an event that we're disconnected with the error message
-      this.emitEvent('connectionStatusChanged', this.connectionStatus, errorMessage);
+      this.emitEvent(
+        "connectionStatusChanged",
+        this.connectionStatus,
+        errorMessage,
+      );
     }
   }
 
   /**
    * Fetch timeline data
    */
-  public async fetchData(): Promise<void> {    
+  public async fetchData(): Promise<void> {
     // If we're already fetching messages, don't start another fetch
     if (this.isFetchingMessages) {
       console.log("Already fetching messages, skipping request");
@@ -326,7 +339,7 @@
       ) {
         // No new messages, early return
         this.isFetchingMessages = false;
-        this.emitEvent('dataChanged', { state, newMessages: [] });
+        this.emitEvent("dataChanged", { state, newMessages: [] });
         return;
       }
 
@@ -335,7 +348,7 @@
       const messagesResponse = await fetch(
         `messages?start=${this.nextFetchIndex}`,
       );
-      const newMessages = await messagesResponse.json() || [];
+      const newMessages = (await messagesResponse.json()) || [];
 
       // Store messages in our array
       if (this.nextFetchIndex === 0) {
@@ -363,7 +376,11 @@
       }
 
       // Emit an event that data has changed
-      this.emitEvent('dataChanged', { state, newMessages, isFirstFetch: this.nextFetchIndex === newMessages.length });
+      this.emitEvent("dataChanged", {
+        state,
+        newMessages,
+        isFirstFetch: this.nextFetchIndex === newMessages.length,
+      });
     } catch (error) {
       console.error("Error fetching data:", error);
 
@@ -371,7 +388,11 @@
       this.updateConnectionStatus("disconnected");
 
       // Emit an event that we're disconnected
-      this.emitEvent('connectionStatusChanged', this.connectionStatus, "Not connected");
+      this.emitEvent(
+        "connectionStatusChanged",
+        this.connectionStatus,
+        "Not connected",
+      );
     } finally {
       this.isFetchingMessages = false;
     }
diff --git a/loop/webui/src/diff2.css b/loop/webui/src/diff2.css
index 5a7ad71..f716a01 100644
--- a/loop/webui/src/diff2.css
+++ b/loop/webui/src/diff2.css
@@ -61,7 +61,7 @@
   font-size: 16px;
   font-weight: bold;
   cursor: pointer;
-  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
+  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
   opacity: 0.9;
   z-index: 100;
   user-select: none;
diff --git a/loop/webui/src/sketch-app-shell.html b/loop/webui/src/sketch-app-shell.html
index 6a9f1c3..8d1a30c 100644
--- a/loop/webui/src/sketch-app-shell.html
+++ b/loop/webui/src/sketch-app-shell.html
@@ -1,4 +1,4 @@
-<!DOCTYPE html>
+<!doctype html>
 <html lang="en">
   <head>
     <meta charset="UTF-8" />
@@ -12,8 +12,13 @@
         overflow-y: auto;
       }
       body {
-        font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
-          Roboto, sans-serif;
+        font-family:
+          system-ui,
+          -apple-system,
+          BlinkMacSystemFont,
+          "Segoe UI",
+          Roboto,
+          sans-serif;
         margin: 0;
         padding: 0;
         color: #333;
diff --git a/loop/webui/src/utils.ts b/loop/webui/src/utils.ts
index ff505f9..b60a0fa 100644
--- a/loop/webui/src/utils.ts
+++ b/loop/webui/src/utils.ts
@@ -42,7 +42,7 @@
   for (let i = 0; i < 3; i++) {
     // Generate more muted colors by using only part of the range
     // and adding a base value to avoid very dark colors
-    const value = ((hash >> (i * 8)) & 0xff);
+    const value = (hash >> (i * 8)) & 0xff;
     const scaledValue = Math.floor(100 + (value * 100) / 255); // Range 100-200 for more muted colors
     color += scaledValue.toString(16).padStart(2, "0");
   }
diff --git a/loop/webui/src/web-components/demo/demo.css b/loop/webui/src/web-components/demo/demo.css
index bb9750e..11164a1 100644
--- a/loop/webui/src/web-components/demo/demo.css
+++ b/loop/webui/src/web-components/demo/demo.css
@@ -1,9 +1,14 @@
 body {
-  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
-    Roboto, sans-serif;
+  font-family:
+    system-ui,
+    -apple-system,
+    BlinkMacSystemFont,
+    "Segoe UI",
+    Roboto,
+    sans-serif;
   margin: 0;
   padding: 20px;
   padding-bottom: 100px; /* Adjusted padding for chat container */
   color: #333;
   line-height: 1.4; /* Reduced line height for more compact text */
-}
\ No newline at end of file
+}
diff --git a/loop/webui/src/web-components/demo/sketch-app-shell.demo.html b/loop/webui/src/web-components/demo/sketch-app-shell.demo.html
index 092ad7c..ef335ed 100644
--- a/loop/webui/src/web-components/demo/sketch-app-shell.demo.html
+++ b/loop/webui/src/web-components/demo/sketch-app-shell.demo.html
@@ -2,12 +2,14 @@
   <head>
     <title>sketch-app-shell demo</title>
     <link rel="stylesheet" href="demo.css" />
-    <script src="/dist/web-components/sketch-app-shell.js" type="module"></script>
+    <script
+      src="/dist/web-components/sketch-app-shell.js"
+      type="module"
+    ></script>
   </head>
   <body>
     <h1>sketch-app-shell demo</h1>
 
     <sketch-app-shell></sketch-app-shell>
-
   </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/loop/webui/src/web-components/demo/sketch-charts.demo.html b/loop/webui/src/web-components/demo/sketch-charts.demo.html
index b525785..d9b714d 100644
--- a/loop/webui/src/web-components/demo/sketch-charts.demo.html
+++ b/loop/webui/src/web-components/demo/sketch-charts.demo.html
@@ -1,4 +1,4 @@
-<!DOCTYPE html>
+<!doctype html>
 <html>
   <head>
     <meta charset="utf-8" />
@@ -12,8 +12,13 @@
       }
 
       body {
-        font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
-          Roboto, sans-serif;
+        font-family:
+          system-ui,
+          -apple-system,
+          BlinkMacSystemFont,
+          "Segoe UI",
+          Roboto,
+          sans-serif;
       }
     </style>
   </head>
diff --git a/loop/webui/src/web-components/demo/sketch-chat-input.demo.html b/loop/webui/src/web-components/demo/sketch-chat-input.demo.html
index 4806035..99d581b 100644
--- a/loop/webui/src/web-components/demo/sketch-chat-input.demo.html
+++ b/loop/webui/src/web-components/demo/sketch-chat-input.demo.html
@@ -2,24 +2,26 @@
   <head>
     <title>sketch-chat-input demo</title>
     <link rel="stylesheet" href="demo.css" />
-    <script src="/dist/web-components/sketch-chat-input.js" type="module"></script>
+    <script
+      src="/dist/web-components/sketch-chat-input.js"
+      type="module"
+    ></script>
 
     <script>
       document.addEventListener("DOMContentLoaded", () => {
-        const chatInput = document.querySelector('sketch-chat-input');
+        const chatInput = document.querySelector("sketch-chat-input");
         console.log("chatInput: ", chatInput);
         chatInput.content = "hi";
         chatInput.addEventListener("send-chat", (evt) => {
-          console.log('send chat event: ', evt);
+          console.log("send chat event: ", evt);
           const msgDiv = document.querySelector("#chat-messages");
           const newDiv = document.createElement("div");
-          newDiv.innerText = evt.detail.message; 
+          newDiv.innerText = evt.detail.message;
           msgDiv.append(newDiv);
-          chatInput.content = '';
+          chatInput.content = "";
         });
       });
     </script>
-
   </head>
   <body>
     <h1>sketch-chat-input demo</h1>
@@ -27,6 +29,5 @@
     <div id="chat-messages"></div>
 
     <sketch-chat-input></sketch-chat-input>
-
   </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/loop/webui/src/web-components/demo/sketch-container-status.demo.html b/loop/webui/src/web-components/demo/sketch-container-status.demo.html
index bd2544d..a35e881 100644
--- a/loop/webui/src/web-components/demo/sketch-container-status.demo.html
+++ b/loop/webui/src/web-components/demo/sketch-container-status.demo.html
@@ -2,30 +2,32 @@
   <head>
     <title>sketch-container-status demo</title>
     <link rel="stylesheet" href="demo.css" />
-    <script src="/dist/web-components/sketch-container-status.js" type="module"></script>
+    <script
+      src="/dist/web-components/sketch-container-status.js"
+      type="module"
+    ></script>
 
     <script>
       document.addEventListener("DOMContentLoaded", () => {
-        const containerStatus = document.querySelector('#status-2');
+        const containerStatus = document.querySelector("#status-2");
         containerStatus.state = {
-          hostname: 'example.hostname',
-          initial_commit: 'decafbad',
+          hostname: "example.hostname",
+          initial_commit: "decafbad",
           message_count: 27,
-          os: 'linux',
+          os: "linux",
           total_usage: {
-            start_time: 'around lunch',
-            messages:1337,
+            start_time: "around lunch",
+            messages: 1337,
             input_tokens: 3,
             output_tokens: 1000,
             cache_read_input_tokens: 28,
             cache_creation_input_tokens: 12354,
             total_cost_usd: 2.03,
-          }, 
-          working_dir: '/app',
+          },
+          working_dir: "/app",
         };
       });
     </script>
-
   </head>
   <body>
     <h1>sketch-container-status demo</h1>
@@ -35,6 +37,5 @@
 
     With state fields set:
     <sketch-container-status id="status-2"></sketch-container-status>
-
   </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/loop/webui/src/web-components/demo/sketch-diff-view.demo.html b/loop/webui/src/web-components/demo/sketch-diff-view.demo.html
index 63b5395..3a6cb35 100644
--- a/loop/webui/src/web-components/demo/sketch-diff-view.demo.html
+++ b/loop/webui/src/web-components/demo/sketch-diff-view.demo.html
@@ -1,61 +1,69 @@
-<!DOCTYPE html>
+<!doctype html>
 <html lang="en">
-<head>
-  <meta charset="UTF-8">
-  <meta name="viewport" content="width=device-width, initial-scale=1.0">
-  <title>Sketch Diff Viewer Demo</title>
-  <link rel="stylesheet" href="../../../node_modules/diff2html/bundles/css/diff2html.min.css">
-  <script type="module" src="/dist/web-components/sketch-diff-view.js"></script>
-  <style>
-    body {
-      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
-      max-width: 1200px;
-      margin: 0 auto;
-      padding: 2rem;
-    }
-    
-    h1 {
-      color: #333;
-      margin-bottom: 2rem;
-    }
-    
-    .control-panel {
-      margin-bottom: 2rem;
-      padding: 1rem;
-      background-color: #f0f0f0;
-      border-radius: 4px;
-    }
-    
-    input {
-      padding: 0.5rem;
-      border-radius: 4px;
-      border: 1px solid #ccc;
-      width: 300px;
-    }
-    
-    button {
-      padding: 0.5rem 1rem;
-      background-color: #2196f3;
-      color: white;
-      border: none;
-      border-radius: 4px;
-      cursor: pointer;
-      margin-left: 1rem;
-    }
-    
-    button:hover {
-      background-color: #0d8bf2;
-    }
-  </style>
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>Sketch Diff Viewer Demo</title>
+    <link
+      rel="stylesheet"
+      href="../../../node_modules/diff2html/bundles/css/diff2html.min.css"
+    />
+    <script
+      type="module"
+      src="/dist/web-components/sketch-diff-view.js"
+    ></script>
+    <style>
+      body {
+        font-family:
+          -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
+          Arial, sans-serif;
+        max-width: 1200px;
+        margin: 0 auto;
+        padding: 2rem;
+      }
 
-<script>
-  document.addEventListener('DOMContentLoaded', () => {
-    const diffViewer = document.getElementById('diffViewer');
-    const commitHashInput = document.getElementById('commitHash');
-    const viewDiffButton = document.getElementById('viewDiff');
-    let commit = false;
-    viewDiffButton.addEventListener('click', () => {
-      let diffContent = `diff --git a/sample.txt b/sample.txt
+      h1 {
+        color: #333;
+        margin-bottom: 2rem;
+      }
+
+      .control-panel {
+        margin-bottom: 2rem;
+        padding: 1rem;
+        background-color: #f0f0f0;
+        border-radius: 4px;
+      }
+
+      input {
+        padding: 0.5rem;
+        border-radius: 4px;
+        border: 1px solid #ccc;
+        width: 300px;
+      }
+
+      button {
+        padding: 0.5rem 1rem;
+        background-color: #2196f3;
+        color: white;
+        border: none;
+        border-radius: 4px;
+        cursor: pointer;
+        margin-left: 1rem;
+      }
+
+      button:hover {
+        background-color: #0d8bf2;
+      }
+    </style>
+
+    <script>
+      document.addEventListener("DOMContentLoaded", () => {
+        const diffViewer = document.getElementById("diffViewer");
+        const commitHashInput = document.getElementById("commitHash");
+        const viewDiffButton = document.getElementById("viewDiff");
+        let commit = false;
+        viewDiffButton.addEventListener("click", () => {
+          let diffContent = `diff --git a/sample.txt b/sample.txt
 index 1111111..2222222 100644
 --- a/sample.txt
 +++ b/sample.txt
@@ -67,12 +75,12 @@
 -Another line to remove
 +A completely new line
  The last line is unchanged`;
-       if (commit) {
+          if (commit) {
             // For demo purposes, generate fake diff based on commit hash
-            diffContent = `diff --git a/file-${commit.substring(0,5)}.txt b/file-${commit.substring(0,5)}.txt
+            diffContent = `diff --git a/file-${commit.substring(0, 5)}.txt b/file-${commit.substring(0, 5)}.txt
 index 3333333..4444444 100644
---- a/file-${commit.substring(0,5)}.txt
-+++ b/file-${commit.substring(0,5)}.txt
+--- a/file-${commit.substring(0, 5)}.txt
++++ b/file-${commit.substring(0, 5)}.txt
 @@ -1,4 +1,6 @@
  File with commit: ${commit}
 +This line was added in commit ${commit}
@@ -82,23 +90,23 @@
 +Another new line added in this commit
  Last line of the file`;
           }
-      diffViewer.diffText = diffContent;
-      diffViewer.commitHash = commitHashInput.value.trim();
-    });
-  });
-</script>
+          diffViewer.diffText = diffContent;
+          diffViewer.commitHash = commitHashInput.value.trim();
+        });
+      });
+    </script>
+  </head>
+  <body>
+    <h1>Sketch Diff Viewer Demo</h1>
 
-</head>
-<body>
-  <h1>Sketch Diff Viewer Demo</h1>
-  
-  <div class="control-panel">
-    <label for="commitHash">Commit Hash (leave empty for unstaged changes):</label>
-    <input type="text" id="commitHash" placeholder="Enter commit hash">
-    <button id="viewDiff">View Diff</button>
-  </div>
-  
-  <sketch-diff-view id="diffViewer"></sketch-diff-view>
-  
-</body>
-</html>
\ No newline at end of file
+    <div class="control-panel">
+      <label for="commitHash"
+        >Commit Hash (leave empty for unstaged changes):</label
+      >
+      <input type="text" id="commitHash" placeholder="Enter commit hash" />
+      <button id="viewDiff">View Diff</button>
+    </div>
+
+    <sketch-diff-view id="diffViewer"></sketch-diff-view>
+  </body>
+</html>
diff --git a/loop/webui/src/web-components/demo/sketch-network-status.demo.html b/loop/webui/src/web-components/demo/sketch-network-status.demo.html
index 9926b0e..d645840 100644
--- a/loop/webui/src/web-components/demo/sketch-network-status.demo.html
+++ b/loop/webui/src/web-components/demo/sketch-network-status.demo.html
@@ -2,16 +2,24 @@
   <head>
     <title>sketch-network-status demo</title>
     <link rel="stylesheet" href="demo.css" />
-    <script src="/dist/web-components/sketch-network-status.js" type="module"></script>
+    <script
+      src="/dist/web-components/sketch-network-status.js"
+      type="module"
+    ></script>
   </head>
   <body>
     <h1>sketch-network-status demo</h1>
 
     Connected:
-    <sketch-network-status connection="connected" message="connected"></sketch-network-status>
+    <sketch-network-status
+      connection="connected"
+      message="connected"
+    ></sketch-network-status>
 
     Error:
-    <sketch-network-status connection="error" error="error"></sketch-network-status>
-
+    <sketch-network-status
+      connection="error"
+      error="error"
+    ></sketch-network-status>
   </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/loop/webui/src/web-components/demo/sketch-timeline-message.demo.html b/loop/webui/src/web-components/demo/sketch-timeline-message.demo.html
index 466f910..cb2bdf3 100644
--- a/loop/webui/src/web-components/demo/sketch-timeline-message.demo.html
+++ b/loop/webui/src/web-components/demo/sketch-timeline-message.demo.html
@@ -53,10 +53,9 @@
           messageEl.message = msg;
           document.body.appendChild(messageEl);
         });
-        window.addEventListener(
-          "show-commit-diff",
-          (evt) => {console.log("show-commit-diff", evt)}
-        );
+        window.addEventListener("show-commit-diff", (evt) => {
+          console.log("show-commit-diff", evt);
+        });
       });
     </script>
   </head>
diff --git a/loop/webui/src/web-components/demo/sketch-timeline.demo.html b/loop/webui/src/web-components/demo/sketch-timeline.demo.html
index 427181d..f8b7ad4 100644
--- a/loop/webui/src/web-components/demo/sketch-timeline.demo.html
+++ b/loop/webui/src/web-components/demo/sketch-timeline.demo.html
@@ -2,7 +2,10 @@
   <head>
     <title>sketch-timeline demo</title>
     <link rel="stylesheet" href="demo.css" />
-    <script src="/dist/web-components/sketch-timeline.js" type="module"></script>
+    <script
+      src="/dist/web-components/sketch-timeline.js"
+      type="module"
+    ></script>
 
     <script>
       const messages = [
@@ -32,16 +35,14 @@
         },
       ];
       document.addEventListener("DOMContentLoaded", () => {
-        const timelineEl = document.querySelector('sketch-timeline');
+        const timelineEl = document.querySelector("sketch-timeline");
         timelineEl.messages = messages;
       });
     </script>
-
   </head>
   <body>
     <h1>sketch-timeline demo</h1>
 
     <sketch-timeline></sketch-timeline>
-
   </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/loop/webui/src/web-components/demo/sketch-view-mode-select.demo.html b/loop/webui/src/web-components/demo/sketch-view-mode-select.demo.html
index dac6831..0d71067 100644
--- a/loop/webui/src/web-components/demo/sketch-view-mode-select.demo.html
+++ b/loop/webui/src/web-components/demo/sketch-view-mode-select.demo.html
@@ -3,29 +3,32 @@
     <title>sketch-view-mode-select demo</title>
     <link rel="stylesheet" href="demo.css" />
 
-    <script src="/dist/web-components/sketch-view-mode-select.js" type="module"></script>
+    <script
+      src="/dist/web-components/sketch-view-mode-select.js"
+      type="module"
+    ></script>
 
     <script>
       document.addEventListener("DOMContentLoaded", () => {
-        const viewModeSelect = document.querySelector('sketch-view-mode-select');
+        const viewModeSelect = document.querySelector(
+          "sketch-view-mode-select",
+        );
         const msgDiv = document.querySelector("#selected-mode");
         msgDiv.innerText = `selected mode: ${viewModeSelect.activeMode}`;
 
         console.log("viewModeSelect: ", viewModeSelect);
         viewModeSelect.addEventListener("view-mode-select", (evt) => {
-          console.log('view mode change event: ', evt);
+          console.log("view mode change event: ", evt);
           const msgDiv = document.querySelector("#selected-mode");
           msgDiv.innerText = `selected mode: ${evt.detail.mode}`;
         });
       });
-  </script>
-
+    </script>
   </head>
   <body>
     <h1>sketch-view-mode-select demo</h1>
 
     <sketch-view-mode-select></sketch-view-mode-select>
     <div id="selected-mode"></div>
-
   </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/loop/webui/src/web-components/sketch-app-shell.ts b/loop/webui/src/web-components/sketch-app-shell.ts
index 2c7b111..4dcb251 100644
--- a/loop/webui/src/web-components/sketch-app-shell.ts
+++ b/loop/webui/src/web-components/sketch-app-shell.ts
@@ -36,8 +36,13 @@
   static styles = css`
     :host {
       display: block;
-      font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
-        Roboto, sans-serif;
+      font-family:
+        system-ui,
+        -apple-system,
+        BlinkMacSystemFont,
+        "Segoe UI",
+        Roboto,
+        sans-serif;
       color: #333;
       line-height: 1.4;
       min-height: 100vh;
@@ -216,32 +221,30 @@
 
     this.toggleViewMode(mode as ViewMode, false);
     // Add popstate event listener to handle browser back/forward navigation
-    window.addEventListener(
-      "popstate",
-      this._handlePopState as EventListener);
+    window.addEventListener("popstate", this._handlePopState as EventListener);
 
     // Add event listeners
     window.addEventListener(
       "view-mode-select",
-      this._handleViewModeSelect as EventListener
+      this._handleViewModeSelect as EventListener,
     );
     window.addEventListener(
       "diff-comment",
-      this._handleDiffComment as EventListener
+      this._handleDiffComment as EventListener,
     );
     window.addEventListener(
       "show-commit-diff",
-      this._handleShowCommitDiff as EventListener
+      this._handleShowCommitDiff as EventListener,
     );
 
     // register event listeners
     this.dataManager.addEventListener(
       "dataChanged",
-      this.handleDataChanged.bind(this)
+      this.handleDataChanged.bind(this),
     );
     this.dataManager.addEventListener(
       "connectionStatusChanged",
-      this.handleConnectionStatusChanged.bind(this)
+      this.handleConnectionStatusChanged.bind(this),
     );
 
     // Initialize the data manager
@@ -253,30 +256,31 @@
     super.disconnectedCallback();
     window.removeEventListener(
       "popstate",
-      this._handlePopState as EventListener);
+      this._handlePopState as EventListener,
+    );
 
     // Remove event listeners
     window.removeEventListener(
       "view-mode-select",
-      this._handleViewModeSelect as EventListener
+      this._handleViewModeSelect as EventListener,
     );
     window.removeEventListener(
       "diff-comment",
-      this._handleDiffComment as EventListener
+      this._handleDiffComment as EventListener,
     );
     window.removeEventListener(
       "show-commit-diff",
-      this._handleShowCommitDiff as EventListener
+      this._handleShowCommitDiff as EventListener,
     );
 
     // unregister data manager event listeners
     this.dataManager.removeEventListener(
       "dataChanged",
-      this.handleDataChanged.bind(this)
+      this.handleDataChanged.bind(this),
     );
     this.dataManager.removeEventListener(
       "connectionStatusChanged",
-      this.handleConnectionStatusChanged.bind(this)
+      this.handleConnectionStatusChanged.bind(this),
     );
 
     // Disconnect mutation observer if it exists
@@ -287,9 +291,7 @@
     }
   }
 
-  updateUrlForViewMode(
-    mode: "chat" | "diff" | "charts" | "terminal"
-  ): void {
+  updateUrlForViewMode(mode: "chat" | "diff" | "charts" | "terminal"): void {
     // Get the current URL without search parameters
     const url = new URL(window.location.href);
 
@@ -299,7 +301,9 @@
     // Only add view parameter if not in default chat view
     if (mode !== "chat") {
       url.searchParams.set("view", mode);
-      const diffView = this.shadowRoot?.querySelector(".diff-view") as SketchDiffView;
+      const diffView = this.shadowRoot?.querySelector(
+        ".diff-view",
+      ) as SketchDiffView;
 
       // If in diff view and there's a commit hash, include that too
       if (mode === "diff" && diffView.commitHash) {
@@ -376,7 +380,7 @@
     this.currentCommitHash = commitHash;
 
     // Switch to diff view
-    this.toggleViewMode("diff",  true);
+    this.toggleViewMode("diff", true);
 
     // Wait for DOM update to complete
     this.updateComplete.then(() => {
@@ -452,7 +456,7 @@
 
       // Update view mode buttons
       const viewModeSelect = this.shadowRoot?.querySelector(
-        "sketch-view-mode-select"
+        "sketch-view-mode-select",
       );
       if (viewModeSelect) {
         const event = new CustomEvent("update-active-mode", {
@@ -473,7 +477,7 @@
 
   mergeAndDedupe(
     arr1: TimelineMessage[],
-    arr2: TimelineMessage[]
+    arr2: TimelineMessage[],
   ): TimelineMessage[] {
     const mergedArray = [...arr1, ...arr2];
     const seenIds = new Set<number>();
@@ -542,14 +546,14 @@
     // Log information about the message update
     if (this.messages.length > oldMessageCount) {
       console.log(
-        `Auto-scroll: Messages updated from ${oldMessageCount} to ${this.messages.length}, shouldScroll=${this.shouldScrollToBottom}`
+        `Auto-scroll: Messages updated from ${oldMessageCount} to ${this.messages.length}, shouldScroll=${this.shouldScrollToBottom}`,
       );
     }
   }
 
   private handleConnectionStatusChanged(
     status: ConnectionStatus,
-    errorMessage?: string
+    errorMessage?: string,
   ): void {
     this.connectionStatus = status;
     this.connectionErrorMessage = errorMessage || "";
@@ -604,7 +608,7 @@
 
         // Update the timeline component's scroll state
         const timeline = this.shadowRoot?.querySelector(
-          "sketch-timeline"
+          "sketch-timeline",
         ) as any;
         if (timeline && timeline.setShouldScrollToLatest) {
           timeline.setShouldScrollToLatest(true);
@@ -746,10 +750,12 @@
     // Initial scroll to bottom when component is first rendered
     setTimeout(
       () => this.scrollTo({ top: this.scrollHeight, behavior: "smooth" }),
-      50
+      50,
     );
 
-    const pollToggleCheckbox = this.renderRoot?.querySelector("#pollToggle") as HTMLInputElement;
+    const pollToggleCheckbox = this.renderRoot?.querySelector(
+      "#pollToggle",
+    ) as HTMLInputElement;
     pollToggleCheckbox?.addEventListener("change", () => {
       this.dataManager.setPollingEnabled(pollToggleCheckbox.checked);
       if (!pollToggleCheckbox.checked) {
diff --git a/loop/webui/src/web-components/sketch-charts.ts b/loop/webui/src/web-components/sketch-charts.ts
index 3bde418..a933c44 100644
--- a/loop/webui/src/web-components/sketch-charts.ts
+++ b/loop/webui/src/web-components/sketch-charts.ts
@@ -77,7 +77,7 @@
   }
 
   private calculateCumulativeCostData(
-    messages: TimelineMessage[]
+    messages: TimelineMessage[],
   ): { timestamp: Date; cost: number }[] {
     if (!messages || messages.length === 0) {
       return [];
@@ -124,14 +124,14 @@
       // Create unique indexes for all messages
       const messageIndexMap = new Map<string, number>();
       let messageIdx = 0;
-      
+
       // First pass: Process parent messages
       allMessages.forEach((msg, index) => {
         // Create a unique ID for each message to track its position
         const msgId = msg.timestamp ? msg.timestamp.toString() : `msg-${index}`;
         messageIndexMap.set(msgId, messageIdx++);
       });
-      
+
       // Process tool calls from messages to account for filtered out tool messages
       const toolCallData: any[] = [];
       allMessages.forEach((msg) => {
@@ -140,35 +140,35 @@
             if (toolCall.result_message) {
               // Add this tool result message to our data
               const resultMsg = toolCall.result_message;
-              
+
               // Important: use the original message's idx to maintain the correct order
               // The original message idx value is what we want to show in the chart
               if (resultMsg.idx !== undefined) {
                 // If the tool call has start/end times, add it to bar data, otherwise to point data
                 if (resultMsg.start_time && resultMsg.end_time) {
                   toolCallData.push({
-                    type: 'bar',
-                    index: resultMsg.idx,  // Use actual idx from message
-                    message_type: 'tool',
-                    content: resultMsg.content || '',
-                    tool_name: resultMsg.tool_name || toolCall.name || '',
-                    tool_input: toolCall.input || '',
-                    tool_result: resultMsg.tool_result || '',
+                    type: "bar",
+                    index: resultMsg.idx, // Use actual idx from message
+                    message_type: "tool",
+                    content: resultMsg.content || "",
+                    tool_name: resultMsg.tool_name || toolCall.name || "",
+                    tool_input: toolCall.input || "",
+                    tool_result: resultMsg.tool_result || "",
                     start_time: new Date(resultMsg.start_time).toISOString(),
                     end_time: new Date(resultMsg.end_time).toISOString(),
-                    message: JSON.stringify(resultMsg, null, 2)
+                    message: JSON.stringify(resultMsg, null, 2),
                   });
                 } else if (resultMsg.timestamp) {
                   toolCallData.push({
-                    type: 'point',
-                    index: resultMsg.idx,  // Use actual idx from message
-                    message_type: 'tool',
-                    content: resultMsg.content || '',
-                    tool_name: resultMsg.tool_name || toolCall.name || '',
-                    tool_input: toolCall.input || '',
-                    tool_result: resultMsg.tool_result || '',
+                    type: "point",
+                    index: resultMsg.idx, // Use actual idx from message
+                    message_type: "tool",
+                    content: resultMsg.content || "",
+                    tool_name: resultMsg.tool_name || toolCall.name || "",
+                    tool_input: toolCall.input || "",
+                    tool_result: resultMsg.tool_result || "",
                     time: new Date(resultMsg.timestamp).toISOString(),
-                    message: JSON.stringify(resultMsg, null, 2)
+                    message: JSON.stringify(resultMsg, null, 2),
                   });
                 }
               }
@@ -262,21 +262,29 @@
             message: JSON.stringify(msg, null, 2), // Full message for detailed inspection
           };
         });
-        
+
       // Add tool call data to the appropriate arrays
-      const toolBarData = toolCallData.filter(d => d.type === 'bar').map(d => {
-        delete d.type;
-        return d;
-      });
-      
-      const toolPointData = toolCallData.filter(d => d.type === 'point').map(d => {
-        delete d.type;
-        return d;
-      });
+      const toolBarData = toolCallData
+        .filter((d) => d.type === "bar")
+        .map((d) => {
+          delete d.type;
+          return d;
+        });
+
+      const toolPointData = toolCallData
+        .filter((d) => d.type === "point")
+        .map((d) => {
+          delete d.type;
+          return d;
+        });
 
       // Check if we have any data to display
-      if (barData.length === 0 && pointData.length === 0 && 
-          toolBarData.length === 0 && toolPointData.length === 0) {
+      if (
+        barData.length === 0 &&
+        pointData.length === 0 &&
+        toolBarData.length === 0 &&
+        toolPointData.length === 0
+      ) {
         return null;
       }
 
@@ -412,16 +420,16 @@
         <div class="chart-section">
           <h3>Dollar Usage Over Time</h3>
           <div class="chart-content">
-          ${this.chartData.length > 0 ? 
-            html`<vega-embed .spec=${costSpec}></vega-embed>` 
-            : html`<p>No cost data available to display.</p>`}
+            ${this.chartData.length > 0
+              ? html`<vega-embed .spec=${costSpec}></vega-embed>`
+              : html`<p>No cost data available to display.</p>`}
           </div>
         </div>
         <div class="chart-section">
           <h3>Message Timeline</h3>
           <div class="chart-content">
-          ${messagesSpec?.data ? 
-              html`<vega-embed .spec=${messagesSpec}></vega-embed>`
+            ${messagesSpec?.data
+              ? html`<vega-embed .spec=${messagesSpec}></vega-embed>`
               : html`<p>No messages available to display.</p>`}
           </div>
         </div>
diff --git a/loop/webui/src/web-components/sketch-chat-input.test.ts b/loop/webui/src/web-components/sketch-chat-input.test.ts
index 7d93c17..2c5dde3 100644
--- a/loop/webui/src/web-components/sketch-chat-input.test.ts
+++ b/loop/webui/src/web-components/sketch-chat-input.test.ts
@@ -1,4 +1,11 @@
-import { html, fixture, expect, oneEvent, elementUpdated, fixtureCleanup } from "@open-wc/testing";
+import {
+  html,
+  fixture,
+  expect,
+  oneEvent,
+  elementUpdated,
+  fixtureCleanup,
+} from "@open-wc/testing";
 import "./sketch-chat-input";
 import { SketchChatInput } from "./sketch-chat-input";
 
@@ -13,7 +20,9 @@
     `);
 
     expect(el.content).to.equal("");
-    const textarea = el.shadowRoot!.querySelector("#chatInput") as HTMLTextAreaElement;
+    const textarea = el.shadowRoot!.querySelector(
+      "#chatInput",
+    ) as HTMLTextAreaElement;
     expect(textarea.value).to.equal("");
   });
 
@@ -24,7 +33,9 @@
     `);
 
     expect(el.content).to.equal(testContent);
-    const textarea = el.shadowRoot!.querySelector("#chatInput") as HTMLTextAreaElement;
+    const textarea = el.shadowRoot!.querySelector(
+      "#chatInput",
+    ) as HTMLTextAreaElement;
     expect(textarea.value).to.equal(testContent);
   });
 
@@ -33,12 +44,14 @@
       <sketch-chat-input></sketch-chat-input>
     `);
 
-    const textarea = el.shadowRoot!.querySelector("#chatInput") as HTMLTextAreaElement;
+    const textarea = el.shadowRoot!.querySelector(
+      "#chatInput",
+    ) as HTMLTextAreaElement;
     const newValue = "New message";
-    
+
     textarea.value = newValue;
     textarea.dispatchEvent(new Event("input"));
-    
+
     expect(el.content).to.equal(newValue);
   });
 
@@ -48,12 +61,14 @@
       <sketch-chat-input .content=${testContent}></sketch-chat-input>
     `);
 
-    const button = el.shadowRoot!.querySelector("#sendChatButton") as HTMLButtonElement;
-    
+    const button = el.shadowRoot!.querySelector(
+      "#sendChatButton",
+    ) as HTMLButtonElement;
+
     // Setup listener for the send-chat event
     setTimeout(() => button.click());
     const { detail } = await oneEvent(el, "send-chat");
-    
+
     expect(detail.message).to.equal(testContent);
     expect(el.content).to.equal("");
   });
@@ -64,21 +79,23 @@
       <sketch-chat-input .content=${testContent}></sketch-chat-input>
     `);
 
-    const textarea = el.shadowRoot!.querySelector("#chatInput") as HTMLTextAreaElement;
-    
+    const textarea = el.shadowRoot!.querySelector(
+      "#chatInput",
+    ) as HTMLTextAreaElement;
+
     // Setup listener for the send-chat event
     setTimeout(() => {
       const enterEvent = new KeyboardEvent("keydown", {
         key: "Enter",
         bubbles: true,
         cancelable: true,
-        shiftKey: false
+        shiftKey: false,
       });
       textarea.dispatchEvent(enterEvent);
     });
-    
+
     const { detail } = await oneEvent(el, "send-chat");
-    
+
     expect(detail.message).to.equal(testContent);
     expect(el.content).to.equal("");
   });
@@ -89,26 +106,28 @@
       <sketch-chat-input .content=${testContent}></sketch-chat-input>
     `);
 
-    const textarea = el.shadowRoot!.querySelector("#chatInput") as HTMLTextAreaElement;
-    
+    const textarea = el.shadowRoot!.querySelector(
+      "#chatInput",
+    ) as HTMLTextAreaElement;
+
     // Create a flag to track if the event was fired
     let eventFired = false;
     el.addEventListener("send-chat", () => {
       eventFired = true;
     });
-    
+
     // Dispatch the shift+enter keydown event
     const shiftEnterEvent = new KeyboardEvent("keydown", {
       key: "Enter",
       bubbles: true,
       cancelable: true,
-      shiftKey: true
+      shiftKey: true,
     });
     textarea.dispatchEvent(shiftEnterEvent);
-    
+
     // Wait a short time to verify no event was fired
-    await new Promise(resolve => setTimeout(resolve, 10));
-    
+    await new Promise((resolve) => setTimeout(resolve, 10));
+
     expect(eventFired).to.be.false;
     expect(el.content).to.equal(testContent);
   });
@@ -119,19 +138,21 @@
     `);
 
     const newContent = "Updated content";
-    
+
     // Dispatch the update-content event
     const updateEvent = new CustomEvent("update-content", {
       detail: { content: newContent },
-      bubbles: true
+      bubbles: true,
     });
     el.dispatchEvent(updateEvent);
-    
+
     // Wait for the component to update
     await elementUpdated(el);
-    
+
     expect(el.content).to.equal(newContent);
-    const textarea = el.shadowRoot!.querySelector("#chatInput") as HTMLTextAreaElement;
+    const textarea = el.shadowRoot!.querySelector(
+      "#chatInput",
+    ) as HTMLTextAreaElement;
     expect(textarea.value).to.equal(newContent);
   });
 });
diff --git a/loop/webui/src/web-components/sketch-chat-input.ts b/loop/webui/src/web-components/sketch-chat-input.ts
index 3e75b52..989a2e6 100644
--- a/loop/webui/src/web-components/sketch-chat-input.ts
+++ b/loop/webui/src/web-components/sketch-chat-input.ts
@@ -79,7 +79,7 @@
 
       // Update the textarea value directly, otherwise it won't update until next render
       const textarea = this.shadowRoot?.querySelector(
-        "#chatInput"
+        "#chatInput",
       ) as HTMLTextAreaElement;
       if (textarea) {
         textarea.value = content;
@@ -94,7 +94,7 @@
     // Listen for update-content events
     this.addEventListener(
       "update-content",
-      this._handleUpdateContent as EventListener
+      this._handleUpdateContent as EventListener,
     );
   }
 
@@ -105,7 +105,7 @@
     // Remove event listeners
     this.removeEventListener(
       "update-content",
-      this._handleUpdateContent as EventListener
+      this._handleUpdateContent as EventListener,
     );
   }
 
diff --git a/loop/webui/src/web-components/sketch-container-status.test.ts b/loop/webui/src/web-components/sketch-container-status.test.ts
index 3a898ee..1eae4ee 100644
--- a/loop/webui/src/web-components/sketch-container-status.test.ts
+++ b/loop/webui/src/web-components/sketch-container-status.test.ts
@@ -17,13 +17,15 @@
       output_tokens: 2000,
       cache_read_input_tokens: 300,
       cache_creation_input_tokens: 400,
-      total_cost_usd: 0.25
-    }
+      total_cost_usd: 0.25,
+    },
   };
 
   it("renders with complete state data", async () => {
     const el: SketchContainerStatus = await fixture(html`
-      <sketch-container-status .state=${mockCompleteState}></sketch-container-status>
+      <sketch-container-status
+        .state=${mockCompleteState}
+      ></sketch-container-status>
     `);
 
     // Check that all expected elements exist
@@ -38,15 +40,33 @@
     expect(el.shadowRoot!.querySelector("#totalCost")).to.exist;
 
     // Verify content of displayed elements
-    expect(el.shadowRoot!.querySelector("#hostname")!.textContent).to.equal("test-host");
-    expect(el.shadowRoot!.querySelector("#workingDir")!.textContent).to.equal("/test/dir");
-    expect(el.shadowRoot!.querySelector("#initialCommit")!.textContent).to.equal("abcdef12"); // Only first 8 chars
-    expect(el.shadowRoot!.querySelector("#messageCount")!.textContent).to.equal("42");
-    expect(el.shadowRoot!.querySelector("#inputTokens")!.textContent).to.equal("1000");
-    expect(el.shadowRoot!.querySelector("#outputTokens")!.textContent).to.equal("2000");
-    expect(el.shadowRoot!.querySelector("#cacheReadInputTokens")!.textContent).to.equal("300");
-    expect(el.shadowRoot!.querySelector("#cacheCreationInputTokens")!.textContent).to.equal("400");
-    expect(el.shadowRoot!.querySelector("#totalCost")!.textContent).to.equal("$0.25");
+    expect(el.shadowRoot!.querySelector("#hostname")!.textContent).to.equal(
+      "test-host",
+    );
+    expect(el.shadowRoot!.querySelector("#workingDir")!.textContent).to.equal(
+      "/test/dir",
+    );
+    expect(
+      el.shadowRoot!.querySelector("#initialCommit")!.textContent,
+    ).to.equal("abcdef12"); // Only first 8 chars
+    expect(el.shadowRoot!.querySelector("#messageCount")!.textContent).to.equal(
+      "42",
+    );
+    expect(el.shadowRoot!.querySelector("#inputTokens")!.textContent).to.equal(
+      "1000",
+    );
+    expect(el.shadowRoot!.querySelector("#outputTokens")!.textContent).to.equal(
+      "2000",
+    );
+    expect(
+      el.shadowRoot!.querySelector("#cacheReadInputTokens")!.textContent,
+    ).to.equal("300");
+    expect(
+      el.shadowRoot!.querySelector("#cacheCreationInputTokens")!.textContent,
+    ).to.equal("400");
+    expect(el.shadowRoot!.querySelector("#totalCost")!.textContent).to.equal(
+      "$0.25",
+    );
   });
 
   it("renders with undefined state", async () => {
@@ -56,12 +76,24 @@
 
     // Elements should exist but be empty
     expect(el.shadowRoot!.querySelector("#hostname")!.textContent).to.equal("");
-    expect(el.shadowRoot!.querySelector("#workingDir")!.textContent).to.equal("");
-    expect(el.shadowRoot!.querySelector("#initialCommit")!.textContent).to.equal("");
-    expect(el.shadowRoot!.querySelector("#messageCount")!.textContent).to.equal("");
-    expect(el.shadowRoot!.querySelector("#inputTokens")!.textContent).to.equal("");
-    expect(el.shadowRoot!.querySelector("#outputTokens")!.textContent).to.equal("");
-    expect(el.shadowRoot!.querySelector("#totalCost")!.textContent).to.equal("$0.00");
+    expect(el.shadowRoot!.querySelector("#workingDir")!.textContent).to.equal(
+      "",
+    );
+    expect(
+      el.shadowRoot!.querySelector("#initialCommit")!.textContent,
+    ).to.equal("");
+    expect(el.shadowRoot!.querySelector("#messageCount")!.textContent).to.equal(
+      "",
+    );
+    expect(el.shadowRoot!.querySelector("#inputTokens")!.textContent).to.equal(
+      "",
+    );
+    expect(el.shadowRoot!.querySelector("#outputTokens")!.textContent).to.equal(
+      "",
+    );
+    expect(el.shadowRoot!.querySelector("#totalCost")!.textContent).to.equal(
+      "$0.00",
+    );
   });
 
   it("renders with partial state data", async () => {
@@ -71,24 +103,40 @@
       os: "linux",
       title: "Partial Test",
       total_usage: {
-        input_tokens: 500
-      }
+        input_tokens: 500,
+      },
     };
 
     const el: SketchContainerStatus = await fixture(html`
-      <sketch-container-status .state=${partialState as State}></sketch-container-status>
+      <sketch-container-status
+        .state=${partialState as State}
+      ></sketch-container-status>
     `);
 
     // Check that elements with data are properly populated
-    expect(el.shadowRoot!.querySelector("#hostname")!.textContent).to.equal("partial-host");
-    expect(el.shadowRoot!.querySelector("#messageCount")!.textContent).to.equal("10");
-    expect(el.shadowRoot!.querySelector("#inputTokens")!.textContent).to.equal("500");
-    
+    expect(el.shadowRoot!.querySelector("#hostname")!.textContent).to.equal(
+      "partial-host",
+    );
+    expect(el.shadowRoot!.querySelector("#messageCount")!.textContent).to.equal(
+      "10",
+    );
+    expect(el.shadowRoot!.querySelector("#inputTokens")!.textContent).to.equal(
+      "500",
+    );
+
     // Check that elements without data are empty
-    expect(el.shadowRoot!.querySelector("#workingDir")!.textContent).to.equal("");
-    expect(el.shadowRoot!.querySelector("#initialCommit")!.textContent).to.equal("");
-    expect(el.shadowRoot!.querySelector("#outputTokens")!.textContent).to.equal("");
-    expect(el.shadowRoot!.querySelector("#totalCost")!.textContent).to.equal("$0.00");
+    expect(el.shadowRoot!.querySelector("#workingDir")!.textContent).to.equal(
+      "",
+    );
+    expect(
+      el.shadowRoot!.querySelector("#initialCommit")!.textContent,
+    ).to.equal("");
+    expect(el.shadowRoot!.querySelector("#outputTokens")!.textContent).to.equal(
+      "",
+    );
+    expect(el.shadowRoot!.querySelector("#totalCost")!.textContent).to.equal(
+      "$0.00",
+    );
   });
 
   it("handles cost formatting correctly", async () => {
@@ -97,7 +145,7 @@
       { cost: 0, expected: "$0.00" },
       { cost: 0.1, expected: "$0.10" },
       { cost: 1.234, expected: "$1.23" },
-      { cost: 10.009, expected: "$10.01" }
+      { cost: 10.009, expected: "$10.01" },
     ];
 
     for (const testCase of testCases) {
@@ -105,47 +153,57 @@
         ...mockCompleteState,
         total_usage: {
           ...mockCompleteState.total_usage,
-          total_cost_usd: testCase.cost
-        }
+          total_cost_usd: testCase.cost,
+        },
       };
 
       const el: SketchContainerStatus = await fixture(html`
-        <sketch-container-status .state=${stateWithCost}></sketch-container-status>
+        <sketch-container-status
+          .state=${stateWithCost}
+        ></sketch-container-status>
       `);
 
-      expect(el.shadowRoot!.querySelector("#totalCost")!.textContent).to.equal(testCase.expected);
+      expect(el.shadowRoot!.querySelector("#totalCost")!.textContent).to.equal(
+        testCase.expected,
+      );
     }
   });
 
   it("truncates commit hash to 8 characters", async () => {
     const stateWithLongCommit = {
       ...mockCompleteState,
-      initial_commit: "1234567890abcdef1234567890abcdef12345678"
+      initial_commit: "1234567890abcdef1234567890abcdef12345678",
     };
 
     const el: SketchContainerStatus = await fixture(html`
-      <sketch-container-status .state=${stateWithLongCommit}></sketch-container-status>
+      <sketch-container-status
+        .state=${stateWithLongCommit}
+      ></sketch-container-status>
     `);
 
-    expect(el.shadowRoot!.querySelector("#initialCommit")!.textContent).to.equal("12345678");
+    expect(
+      el.shadowRoot!.querySelector("#initialCommit")!.textContent,
+    ).to.equal("12345678");
   });
 
   it("has correct link elements", async () => {
     const el: SketchContainerStatus = await fixture(html`
-      <sketch-container-status .state=${mockCompleteState}></sketch-container-status>
+      <sketch-container-status
+        .state=${mockCompleteState}
+      ></sketch-container-status>
     `);
 
-    const links = Array.from(el.shadowRoot!.querySelectorAll('a'));
+    const links = Array.from(el.shadowRoot!.querySelectorAll("a"));
     expect(links.length).to.equal(2);
-    
+
     // Check for logs link
-    const logsLink = links.find(link => link.textContent === 'Logs');
+    const logsLink = links.find((link) => link.textContent === "Logs");
     expect(logsLink).to.exist;
-    expect(logsLink!.getAttribute('href')).to.equal('logs');
-    
+    expect(logsLink!.getAttribute("href")).to.equal("logs");
+
     // Check for download link
-    const downloadLink = links.find(link => link.textContent === 'Download');
+    const downloadLink = links.find((link) => link.textContent === "Download");
     expect(downloadLink).to.exist;
-    expect(downloadLink!.getAttribute('href')).to.equal('download');
+    expect(downloadLink!.getAttribute("href")).to.equal("download");
   });
 });
diff --git a/loop/webui/src/web-components/sketch-container-status.ts b/loop/webui/src/web-components/sketch-container-status.ts
index c0f9626..736e5ef 100644
--- a/loop/webui/src/web-components/sketch-container-status.ts
+++ b/loop/webui/src/web-components/sketch-container-status.ts
@@ -136,7 +136,9 @@
         </div>
         <div class="info-item">
           <span class="info-label">Cost:</span>
-          <span id="totalCost" class="info-value cost">$${(this.state?.total_usage?.total_cost_usd || 0).toFixed(2)}</span>
+          <span id="totalCost" class="info-value cost"
+            >$${(this.state?.total_usage?.total_cost_usd || 0).toFixed(2)}</span
+          >
         </div>
       </div>
     `;
diff --git a/loop/webui/src/web-components/sketch-diff-view.ts b/loop/webui/src/web-components/sketch-diff-view.ts
index 562eb1e..6c4feb1 100644
--- a/loop/webui/src/web-components/sketch-diff-view.ts
+++ b/loop/webui/src/web-components/sketch-diff-view.ts
@@ -1,11 +1,11 @@
-import {css, html, LitElement, unsafeCSS} from 'lit';
-import {customElement, property, state} from 'lit/decorators.js';
+import { css, html, LitElement, unsafeCSS } from "lit";
+import { customElement, property, state } from "lit/decorators.js";
 import * as Diff2Html from "diff2html";
 
-@customElement('sketch-diff-view')
+@customElement("sketch-diff-view")
 export class SketchDiffView extends LitElement {
   // Current commit hash being viewed
-  @property({type: String})
+  @property({ type: String })
   commitHash: string = "";
 
   // Selected line in the diff for commenting
@@ -24,14 +24,14 @@
       overflow: hidden;
       height: 100%;
     }
-    
+
     .diff-container {
       height: 100%;
       overflow: auto;
       flex: 1;
       padding: 0 1rem;
     }
-    
+
     #diff-view-controls {
       display: flex;
       justify-content: flex-end;
@@ -39,21 +39,21 @@
       background: #f8f8f8;
       border-bottom: 1px solid #eee;
     }
-    
+
     .diff-view-format {
       display: flex;
       gap: 10px;
     }
-    
+
     .diff-view-format label {
       cursor: pointer;
     }
-    
+
     .diff2html-content {
       font-family: var(--monospace-font);
       position: relative;
     }
-    
+
     /* Comment box styles */
     .diff-comment-box {
       position: fixed;
@@ -67,18 +67,18 @@
       padding: 16px;
       z-index: 1000;
     }
-    
+
     .diff-comment-box h3 {
       margin-top: 0;
       margin-bottom: 10px;
       font-size: 16px;
     }
-    
+
     .selected-line {
       margin-bottom: 10px;
       font-size: 14px;
     }
-    
+
     .selected-line pre {
       padding: 6px;
       background: #f5f5f5;
@@ -91,7 +91,7 @@
       font-size: 13px;
       white-space: pre-wrap;
     }
-    
+
     #diffCommentInput {
       width: 100%;
       height: 100px;
@@ -102,13 +102,13 @@
       font-family: inherit;
       margin-bottom: 10px;
     }
-    
+
     .diff-comment-buttons {
       display: flex;
       justify-content: flex-end;
       gap: 8px;
     }
-    
+
     .diff-comment-buttons button {
       padding: 6px 12px;
       border-radius: 4px;
@@ -116,21 +116,21 @@
       background: white;
       cursor: pointer;
     }
-    
+
     .diff-comment-buttons button:hover {
       background: #f5f5f5;
     }
-    
+
     .diff-comment-buttons button#submitDiffComment {
       background: #1a73e8;
       color: white;
       border-color: #1a73e8;
     }
-    
+
     .diff-comment-buttons button#submitDiffComment:hover {
       background: #1967d2;
     }
-    
+
     /* Styles for the comment button on diff lines */
     .d2h-gutter-comment-button {
       position: absolute;
@@ -149,98 +149,103 @@
       color: #666;
       box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
     }
-    
+
     tr:hover .d2h-gutter-comment-button {
       visibility: visible;
     }
-    
+
     .d2h-gutter-comment-button:hover {
       background: white;
       color: #333;
       box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
     }
   `;
-  
+
   constructor() {
     super();
   }
-  
+
   // See https://lit.dev/docs/components/lifecycle/
   connectedCallback() {
     super.connectedCallback();
-    
+
     // Load the diff2html CSS if needed
     this.loadDiff2HtmlCSS();
   }
-  
+
   // Load diff2html CSS into the shadow DOM
   private async loadDiff2HtmlCSS() {
     try {
       // Check if diff2html styles are already loaded
-      const styleId = 'diff2html-styles';
+      const styleId = "diff2html-styles";
       if (this.shadowRoot?.getElementById(styleId)) {
         return; // Already loaded
       }
-      
+
       // Fetch the diff2html CSS
-      const response = await fetch('static/diff2html.min.css');
-      
+      const response = await fetch("static/diff2html.min.css");
+
       if (!response.ok) {
-        console.error(`Failed to load diff2html CSS: ${response.status} ${response.statusText}`);
+        console.error(
+          `Failed to load diff2html CSS: ${response.status} ${response.statusText}`,
+        );
         return;
       }
-      
+
       const cssText = await response.text();
-      
+
       // Create a style element and append to shadow DOM
-      const style = document.createElement('style');
+      const style = document.createElement("style");
       style.id = styleId;
       style.textContent = cssText;
       this.shadowRoot?.appendChild(style);
-      
-      console.log('diff2html CSS loaded into shadow DOM');
+
+      console.log("diff2html CSS loaded into shadow DOM");
     } catch (error) {
-      console.error('Error loading diff2html CSS:', error);
+      console.error("Error loading diff2html CSS:", error);
     }
   }
-  
+
   // See https://lit.dev/docs/components/lifecycle/
   disconnectedCallback() {
     super.disconnectedCallback();
   }
-  
+
   // Method called to load diff content
   async loadDiffContent() {
     // Wait for the component to be rendered
     await this.updateComplete;
-    
-    const diff2htmlContent = this.shadowRoot?.getElementById("diff2htmlContent");
+
+    const diff2htmlContent =
+      this.shadowRoot?.getElementById("diff2htmlContent");
     if (!diff2htmlContent) return;
-    
+
     try {
       // Show loading state
       diff2htmlContent.innerHTML = "Loading enhanced diff...";
-      
+
       // Build the diff URL - include commit hash if specified
-      const diffUrl = this.commitHash ? `diff?commit=${this.commitHash}` : "diff";
-      
+      const diffUrl = this.commitHash
+        ? `diff?commit=${this.commitHash}`
+        : "diff";
+
       // Fetch the diff from the server
       const response = await fetch(diffUrl);
-      
+
       if (!response.ok) {
         throw new Error(
           `Server returned ${response.status}: ${response.statusText}`,
         );
       }
-      
+
       const diffText = await response.text();
-      
+
       if (!diffText || diffText.trim() === "") {
         diff2htmlContent.innerHTML =
           "<span style='color: #666; font-style: italic;'>No changes detected since conversation started.</span>";
         return;
       }
-      
+
       // Render the diff using diff2html
       const diffHtml = Diff2Html.html(diffText, {
         outputFormat: this.viewFormat,
@@ -249,10 +254,10 @@
         renderNothingWhenEmpty: false,
         colorScheme: "light" as any, // Force light mode to match the rest of the UI
       });
-      
+
       // Insert the generated HTML
       diff2htmlContent.innerHTML = diffHtml;
-      
+
       // Add CSS styles to ensure we don't have double scrollbars
       const d2hFiles = diff2htmlContent.querySelectorAll(".d2h-file-wrapper");
       d2hFiles.forEach((file) => {
@@ -263,10 +268,9 @@
           (contentElem as HTMLElement).style.maxHeight = "none";
         }
       });
-      
+
       // Add click event handlers to each code line for commenting
       this.setupDiffLineComments();
-      
     } catch (error) {
       console.error("Error loading diff2html content:", error);
       const errorMessage =
@@ -274,7 +278,7 @@
       diff2htmlContent.innerHTML = `<span style='color: #dc3545;'>Error loading enhanced diff: ${errorMessage}</span>`;
     }
   }
-  
+
   // Handle view format changes
   private handleViewFormatChange(event: Event) {
     const input = event.target as HTMLInputElement;
@@ -283,39 +287,42 @@
       this.loadDiffContent();
     }
   }
-  
+
   /**
    * Setup handlers for diff code lines to enable commenting
    */
   private setupDiffLineComments(): void {
-    const diff2htmlContent = this.shadowRoot?.getElementById("diff2htmlContent");
+    const diff2htmlContent =
+      this.shadowRoot?.getElementById("diff2htmlContent");
     if (!diff2htmlContent) return;
-    
+
     console.log("Setting up diff line comments");
-    
+
     // Add plus buttons to each code line
     this.addCommentButtonsToCodeLines();
-    
+
     // Use event delegation for handling clicks on plus buttons
     diff2htmlContent.addEventListener("click", (event) => {
       const target = event.target as HTMLElement;
-      
+
       // Only respond to clicks on the plus button
       if (target.classList.contains("d2h-gutter-comment-button")) {
         // Find the parent row first
         const row = target.closest("tr");
         if (!row) return;
-        
+
         // Then find the code line in that row
-        const codeLine = row.querySelector(".d2h-code-side-line") || row.querySelector(".d2h-code-line");
+        const codeLine =
+          row.querySelector(".d2h-code-side-line") ||
+          row.querySelector(".d2h-code-line");
         if (!codeLine) return;
-        
+
         // Get the line text content
         const lineContent = codeLine.querySelector(".d2h-code-line-ctn");
         if (!lineContent) return;
-        
+
         const lineText = lineContent.textContent?.trim() || "";
-        
+
         // Get file name to add context
         const fileHeader = codeLine
           .closest(".d2h-file-wrapper")
@@ -323,79 +330,80 @@
         const fileName = fileHeader
           ? fileHeader.textContent?.trim()
           : "Unknown file";
-        
+
         // Get line number if available
         const lineNumElem = codeLine
           .closest("tr")
           ?.querySelector(".d2h-code-side-linenumber");
         const lineNum = lineNumElem ? lineNumElem.textContent?.trim() : "";
         const lineInfo = lineNum ? `Line ${lineNum}: ` : "";
-        
+
         // Format the line for the comment box with file context and line number
         const formattedLine = `${fileName} ${lineInfo}${lineText}`;
-        
+
         console.log("Comment button clicked for line: ", formattedLine);
-        
+
         // Open the comment box with this line
         this.openDiffCommentBox(formattedLine);
-        
+
         // Prevent event from bubbling up
         event.stopPropagation();
       }
     });
   }
-  
+
   /**
    * Add plus buttons to each table row in the diff for commenting
    */
   private addCommentButtonsToCodeLines(): void {
-    const diff2htmlContent = this.shadowRoot?.getElementById("diff2htmlContent");
+    const diff2htmlContent =
+      this.shadowRoot?.getElementById("diff2htmlContent");
     if (!diff2htmlContent) return;
-    
+
     // Target code lines first, then find their parent rows
     const codeLines = diff2htmlContent.querySelectorAll(
-      ".d2h-code-side-line, .d2h-code-line"
+      ".d2h-code-side-line, .d2h-code-line",
     );
-    
+
     // Create a Set to store unique rows to avoid duplicates
     const rowsSet = new Set<HTMLElement>();
-    
+
     // Get all rows that contain code lines
-    codeLines.forEach(line => {
-      const row = line.closest('tr');
+    codeLines.forEach((line) => {
+      const row = line.closest("tr");
       if (row) rowsSet.add(row as HTMLElement);
     });
-    
+
     // Convert Set back to array for processing
     const codeRows = Array.from(rowsSet);
-    
+
     codeRows.forEach((row) => {
       const rowElem = row as HTMLElement;
-      
+
       // Skip info lines without actual code (e.g., "file added")
       if (rowElem.querySelector(".d2h-info")) {
         return;
       }
-      
+
       // Find the code line number element (first TD in the row)
       const lineNumberCell = rowElem.querySelector(
-        ".d2h-code-side-linenumber, .d2h-code-linenumber"
+        ".d2h-code-side-linenumber, .d2h-code-linenumber",
       );
-      
+
       if (!lineNumberCell) return;
-      
+
       // Create the plus button
       const plusButton = document.createElement("span");
       plusButton.className = "d2h-gutter-comment-button";
       plusButton.innerHTML = "+";
       plusButton.title = "Add a comment on this line";
-      
+
       // Add button to the line number cell for proper positioning
       (lineNumberCell as HTMLElement).style.position = "relative"; // Ensure positioning context
       lineNumberCell.appendChild(plusButton);
     });
   }
-  
+
   /**
    * Open the comment box for a selected diff line
    */
@@ -403,13 +411,13 @@
     // Make sure the comment box div exists
     const commentBoxId = "diffCommentBox";
     let commentBox = this.shadowRoot?.getElementById(commentBoxId);
-    
+
     // If it doesn't exist, create it
     if (!commentBox) {
       commentBox = document.createElement("div");
       commentBox.id = commentBoxId;
       commentBox.className = "diff-comment-box";
-      
+
       // Create the comment box contents
       commentBox.innerHTML = `
         <h3>Add a comment</h3>
@@ -426,49 +434,49 @@
           <button id="submitDiffComment">Add Comment</button>
         </div>
       `;
-      
+
       this.shadowRoot?.appendChild(commentBox);
     }
-    
+
     // Store the selected line
     this.selectedDiffLine = lineText;
-    
+
     // Display the line in the comment box
     const selectedLine = this.shadowRoot?.getElementById("selectedLine");
     if (selectedLine) {
       selectedLine.textContent = lineText;
     }
-    
+
     // Reset the comment input
     const commentInput = this.shadowRoot?.getElementById(
-      "diffCommentInput"
+      "diffCommentInput",
     ) as HTMLTextAreaElement;
     if (commentInput) {
       commentInput.value = "";
     }
-    
+
     // Show the comment box
     if (commentBox) {
       commentBox.style.display = "block";
     }
-    
+
     // Add event listeners for submit and cancel buttons
     const submitButton = this.shadowRoot?.getElementById("submitDiffComment");
     if (submitButton) {
       submitButton.onclick = () => this.submitDiffComment();
     }
-    
+
     const cancelButton = this.shadowRoot?.getElementById("cancelDiffComment");
     if (cancelButton) {
       cancelButton.onclick = () => this.closeDiffCommentBox();
     }
-    
+
     // Focus on the comment input
     if (commentInput) {
       commentInput.focus();
     }
   }
-  
+
   /**
    * Close the diff comment box without submitting
    */
@@ -479,45 +487,45 @@
     }
     this.selectedDiffLine = null;
   }
-  
+
   /**
    * Submit a comment on a diff line
    */
   private submitDiffComment(): void {
     const commentInput = this.shadowRoot?.getElementById(
-      "diffCommentInput"
+      "diffCommentInput",
     ) as HTMLTextAreaElement;
-    
+
     if (!commentInput) return;
-    
+
     const comment = commentInput.value.trim();
-    
+
     // Validate inputs
     if (!this.selectedDiffLine || !comment) {
       alert("Please select a line and enter a comment.");
       return;
     }
-    
+
     // Format the comment in a readable way
     const formattedComment = `\`\`\`\n${this.selectedDiffLine}\n\`\`\`\n\n${comment}`;
-    
+
     // Dispatch a custom event with the formatted comment
-    const event = new CustomEvent('diff-comment', {
+    const event = new CustomEvent("diff-comment", {
       detail: { comment: formattedComment },
       bubbles: true,
-      composed: true
+      composed: true,
     });
     this.dispatchEvent(event);
-    
+
     // Close only the comment box but keep the diff view open
     this.closeDiffCommentBox();
   }
-  
+
   // Clear the current state
   public clearState(): void {
     this.commitHash = "";
   }
-  
+
   // Show diff for a specific commit
   public showCommitDiff(commitHash: string): void {
     // Store the commit hash
@@ -525,7 +533,7 @@
     // Load the diff content
     this.loadDiffContent();
   }
-  
+
   render() {
     return html`
       <div class="diff-view">
@@ -533,22 +541,24 @@
           <div id="diff-view-controls">
             <div class="diff-view-format">
               <label>
-                <input 
-                  type="radio" 
-                  name="diffViewFormat" 
-                  value="side-by-side" 
+                <input
+                  type="radio"
+                  name="diffViewFormat"
+                  value="side-by-side"
                   ?checked=${this.viewFormat === "side-by-side"}
                   @change=${this.handleViewFormatChange}
-                > Side-by-side
+                />
+                Side-by-side
               </label>
               <label>
-                <input 
-                  type="radio" 
-                  name="diffViewFormat" 
+                <input
+                  type="radio"
+                  name="diffViewFormat"
                   value="line-by-line"
                   ?checked=${this.viewFormat === "line-by-line"}
                   @change=${this.handleViewFormatChange}
-                > Line-by-line
+                />
+                Line-by-line
               </label>
             </div>
           </div>
diff --git a/loop/webui/src/web-components/sketch-network-status.test.ts b/loop/webui/src/web-components/sketch-network-status.test.ts
index a580a8f..04e3386 100644
--- a/loop/webui/src/web-components/sketch-network-status.test.ts
+++ b/loop/webui/src/web-components/sketch-network-status.test.ts
@@ -34,7 +34,6 @@
     expect(indicator!.classList.contains("error")).to.be.true;
   });
 
-
   it("displays the correct connection status when disabled", async () => {
     const el: SketchNetworkStatus = await fixture(html`
       <sketch-network-status
diff --git a/loop/webui/src/web-components/sketch-network-status.ts b/loop/webui/src/web-components/sketch-network-status.ts
index 4b01e5e..835abb5 100644
--- a/loop/webui/src/web-components/sketch-network-status.ts
+++ b/loop/webui/src/web-components/sketch-network-status.ts
@@ -1,10 +1,10 @@
-import {css, html, LitElement} from 'lit';
-import {customElement, property} from 'lit/decorators.js';
-import {DataManager, ConnectionStatus} from '../data';
-import {State, TimelineMessage} from '../types';
-import './sketch-container-status';
+import { css, html, LitElement } from "lit";
+import { customElement, property } from "lit/decorators.js";
+import { DataManager, ConnectionStatus } from "../data";
+import { State, TimelineMessage } from "../types";
+import "./sketch-container-status";
 
-@customElement('sketch-network-status')
+@customElement("sketch-network-status")
 export class SketchNetworkStatus extends LitElement {
   // Header bar: view mode buttons
 
@@ -14,54 +14,54 @@
   message: string;
   @property()
   error: string;
-  
+
   // See https://lit.dev/docs/components/styles/ for how lit-element handles CSS.
   // Note that these styles only apply to the scope of this web component's
   // shadow DOM node, so they won't leak out or collide with CSS declared in
   // other components or the containing web page (...unless you want it to do that).
 
   static styles = css`
-.status-container {
-  display: flex;
-  align-items: center;
-}
+    .status-container {
+      display: flex;
+      align-items: center;
+    }
 
-.polling-indicator {
-  display: inline-block;
-  width: 8px;
-  height: 8px;
-  border-radius: 50%;
-  margin-right: 4px;
-  background-color: #ccc;
-}
+    .polling-indicator {
+      display: inline-block;
+      width: 8px;
+      height: 8px;
+      border-radius: 50%;
+      margin-right: 4px;
+      background-color: #ccc;
+    }
 
-.polling-indicator.active {
-  background-color: #4caf50;
-  animation: pulse 1.5s infinite;
-}
+    .polling-indicator.active {
+      background-color: #4caf50;
+      animation: pulse 1.5s infinite;
+    }
 
-.polling-indicator.error {
-  background-color: #f44336;
-  animation: pulse 1.5s infinite;
-}
+    .polling-indicator.error {
+      background-color: #f44336;
+      animation: pulse 1.5s infinite;
+    }
 
-@keyframes pulse {
-  0% {
-    opacity: 1;
-  }
-  50% {
-    opacity: 0.5;
-  }
-  100% {
-    opacity: 1;
-  }
-}
+    @keyframes pulse {
+      0% {
+        opacity: 1;
+      }
+      50% {
+        opacity: 0.5;
+      }
+      100% {
+        opacity: 1;
+      }
+    }
 
-.status-text {
-  font-size: 11px;
-  color: #666;
-}
-`;
+    .status-text {
+      font-size: 11px;
+      color: #666;
+    }
+  `;
 
   constructor() {
     super();
@@ -74,22 +74,27 @@
 
   // See https://lit.dev/docs/components/lifecycle/
   disconnectedCallback() {
-    super.disconnectedCallback(); 
+    super.disconnectedCallback();
   }
 
   indicator() {
     if (this.connection === "disabled") {
-      return '';
+      return "";
     }
-    return this.connection === "connected" ? "active": "error";
+    return this.connection === "connected" ? "active" : "error";
   }
 
   render() {
     return html`
-        <div class="status-container">
-          <span id="pollingIndicator" class="polling-indicator ${this.indicator()}"></span>
-          <span id="statusText" class="status-text">${this.error || this.message}</span>
-        </div>
+      <div class="status-container">
+        <span
+          id="pollingIndicator"
+          class="polling-indicator ${this.indicator()}"
+        ></span>
+        <span id="statusText" class="status-text"
+          >${this.error || this.message}</span
+        >
+      </div>
     `;
   }
 }
@@ -98,4 +103,4 @@
   interface HTMLElementTagNameMap {
     "sketch-network-status": SketchNetworkStatus;
   }
-}
\ No newline at end of file
+}
diff --git a/loop/webui/src/web-components/sketch-terminal.ts b/loop/webui/src/web-components/sketch-terminal.ts
index 788521d..106f7e2 100644
--- a/loop/webui/src/web-components/sketch-terminal.ts
+++ b/loop/webui/src/web-components/sketch-terminal.ts
@@ -1,13 +1,13 @@
 import { Terminal } from "@xterm/xterm";
 import { FitAddon } from "@xterm/addon-fit";
 
-import {css, html, LitElement} from 'lit';
-import {customElement, property, state} from 'lit/decorators.js';
-import {DataManager, ConnectionStatus} from '../data';
-import {State, TimelineMessage} from '../types';
-import './sketch-container-status';
+import { css, html, LitElement } from "lit";
+import { customElement, property, state } from "lit/decorators.js";
+import { DataManager, ConnectionStatus } from "../data";
+import { State, TimelineMessage } from "../types";
+import "./sketch-container-status";
 
-@customElement('sketch-terminal')
+@customElement("sketch-terminal")
 export class SketchTerminal extends LitElement {
   // Terminal instance
   private terminal: Terminal | null = null;
@@ -23,24 +23,24 @@
   private processingTerminalInput: boolean = false;
 
   static styles = css`
-/* Terminal View Styles */
-.terminal-view {
-  width: 100%;
-  background-color: #f5f5f5;
-  border-radius: 8px;
-  overflow: hidden;
-  margin-bottom: 20px;
-  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
-  padding: 15px;
-  height: 70vh;
-}
+    /* Terminal View Styles */
+    .terminal-view {
+      width: 100%;
+      background-color: #f5f5f5;
+      border-radius: 8px;
+      overflow: hidden;
+      margin-bottom: 20px;
+      box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+      padding: 15px;
+      height: 70vh;
+    }
 
-.terminal-container {
-  width: 100%;
-  height: 100%;
-  overflow: hidden;
-}
-`;
+    .terminal-container {
+      width: 100%;
+      height: 100%;
+      overflow: hidden;
+    }
+  `;
 
   constructor() {
     super();
@@ -84,30 +84,32 @@
   private async loadXtermlCSS() {
     try {
       // Check if diff2html styles are already loaded
-      const styleId = 'xterm-styles';
+      const styleId = "xterm-styles";
       if (this.shadowRoot?.getElementById(styleId)) {
         return; // Already loaded
       }
 
       // Fetch the diff2html CSS
-      const response = await fetch('static/xterm.css');
+      const response = await fetch("static/xterm.css");
 
       if (!response.ok) {
-        console.error(`Failed to load xterm CSS: ${response.status} ${response.statusText}`);
+        console.error(
+          `Failed to load xterm CSS: ${response.status} ${response.statusText}`,
+        );
         return;
       }
 
       const cssText = await response.text();
 
       // Create a style element and append to shadow DOM
-      const style = document.createElement('style');
+      const style = document.createElement("style");
       style.id = styleId;
       style.textContent = cssText;
       this.renderRoot?.appendChild(style);
 
-      console.log('xterm CSS loaded into shadow DOM');
+      console.log("xterm CSS loaded into shadow DOM");
     } catch (error) {
-      console.error('Error loading xterm CSS:', error);
+      console.error("Error loading xterm CSS:", error);
     }
   }
 
@@ -116,7 +118,9 @@
    * @param terminalContainer The DOM element to contain the terminal
    */
   public async initializeTerminal(): Promise<void> {
-    const terminalContainer = this.renderRoot.querySelector("#terminalContainer") as HTMLElement;
+    const terminalContainer = this.renderRoot.querySelector(
+      "#terminalContainer",
+    ) as HTMLElement;
 
     if (!terminalContainer) {
       console.error("Terminal container not found");
@@ -177,7 +181,7 @@
     try {
       // Connect directly to the SSE endpoint for terminal 1
       // Use relative URL based on current location
-      const baseUrl = window.location.pathname.endsWith('/') ? '.' : '.';
+      const baseUrl = window.location.pathname.endsWith("/") ? "." : ".";
       const eventsUrl = `${baseUrl}/terminal/events/${this.terminalId}`;
       this.terminalEventSource = new EventSource(eventsUrl);
 
@@ -194,7 +198,7 @@
             const decoded = atob(event.data);
             this.terminal.write(decoded);
           } catch (e) {
-            console.error('Error decoding terminal data:', e);
+            console.error("Error decoding terminal data:", e);
             // Fallback to raw data if decoding fails
             this.terminal.write(event.data);
           }
@@ -221,7 +225,9 @@
     } catch (error) {
       console.error("Failed to connect to terminal:", error);
       if (this.terminal) {
-        this.terminal.write(`\r\n\x1b[1;31mFailed to connect: ${error}\x1b[0m\r\n`);
+        this.terminal.write(
+          `\r\n\x1b[1;31mFailed to connect: ${error}\x1b[0m\r\n`,
+        );
       }
     }
   }
@@ -262,7 +268,7 @@
     this.processingTerminalInput = true;
 
     // Concatenate all available inputs from the queue into a single request
-    let combinedData = '';
+    let combinedData = "";
 
     // Take all currently available items from the queue
     while (this.terminalInputQueue.length > 0) {
@@ -271,17 +277,22 @@
 
     try {
       // Use relative URL based on current location
-      const baseUrl = window.location.pathname.endsWith('/') ? '.' : '.';
-      const response = await fetch(`${baseUrl}/terminal/input/${this.terminalId}`, {
-        method: 'POST',
-        body: combinedData,
-        headers: {
-          'Content-Type': 'text/plain'
-        }
-      });
+      const baseUrl = window.location.pathname.endsWith("/") ? "." : ".";
+      const response = await fetch(
+        `${baseUrl}/terminal/input/${this.terminalId}`,
+        {
+          method: "POST",
+          body: combinedData,
+          headers: {
+            "Content-Type": "text/plain",
+          },
+        },
+      );
 
       if (!response.ok) {
-        console.error(`Failed to send terminal input: ${response.status} ${response.statusText}`);
+        console.error(
+          `Failed to send terminal input: ${response.status} ${response.statusText}`,
+        );
       }
     } catch (error) {
       console.error("Error sending terminal input:", error);
@@ -303,32 +314,36 @@
     try {
       // Send resize message in a format the server can understand
       // Use relative URL based on current location
-      const baseUrl = window.location.pathname.endsWith('/') ? '.' : '.';
-      const response = await fetch(`${baseUrl}/terminal/input/${this.terminalId}`, {
-        method: 'POST',
-        body: JSON.stringify({
-          type: "resize",
-          cols: this.terminal.cols || 80, // Default to 80 if undefined
-          rows: this.terminal.rows || 24, // Default to 24 if undefined
-        }),
-        headers: {
-          'Content-Type': 'application/json'
-        }
-      });
+      const baseUrl = window.location.pathname.endsWith("/") ? "." : ".";
+      const response = await fetch(
+        `${baseUrl}/terminal/input/${this.terminalId}`,
+        {
+          method: "POST",
+          body: JSON.stringify({
+            type: "resize",
+            cols: this.terminal.cols || 80, // Default to 80 if undefined
+            rows: this.terminal.rows || 24, // Default to 24 if undefined
+          }),
+          headers: {
+            "Content-Type": "application/json",
+          },
+        },
+      );
 
       if (!response.ok) {
-        console.error(`Failed to send terminal resize: ${response.status} ${response.statusText}`);
+        console.error(
+          `Failed to send terminal resize: ${response.status} ${response.statusText}`,
+        );
       }
     } catch (error) {
       console.error("Error sending terminal resize:", error);
     }
   }
 
-
   render() {
     return html`
       <div id="terminalView" class="terminal-view">
-         <div id="terminalContainer" class="terminal-container"></div>
+        <div id="terminalContainer" class="terminal-container"></div>
       </div>
     `;
   }
@@ -338,4 +353,4 @@
   interface HTMLElementTagNameMap {
     "sketch-terminal": SketchTerminal;
   }
-}
\ No newline at end of file
+}
diff --git a/loop/webui/src/web-components/sketch-timeline-message.test.ts b/loop/webui/src/web-components/sketch-timeline-message.test.ts
index 3f30696..d768f02 100644
--- a/loop/webui/src/web-components/sketch-timeline-message.test.ts
+++ b/loop/webui/src/web-components/sketch-timeline-message.test.ts
@@ -5,7 +5,9 @@
 
 describe("SketchTimelineMessage", () => {
   // Helper function to create mock timeline messages
-  function createMockMessage(props: Partial<TimelineMessage> = {}): TimelineMessage {
+  function createMockMessage(
+    props: Partial<TimelineMessage> = {},
+  ): TimelineMessage {
     return {
       idx: props.idx || 0,
       type: props.type || "agent",
@@ -17,39 +19,37 @@
       tool_calls: props.tool_calls || [],
       commits: props.commits || [],
       usage: props.usage,
-      ...props
+      ...props,
     };
   }
 
   it("renders with basic message content", async () => {
     const message = createMockMessage({
       type: "agent",
-      content: "This is a test message"
+      content: "This is a test message",
     });
 
     const el: SketchTimelineMessage = await fixture(html`
-      <sketch-timeline-message
-        .message=${message}
-      ></sketch-timeline-message>
+      <sketch-timeline-message .message=${message}></sketch-timeline-message>
     `);
 
     const messageContent = el.shadowRoot!.querySelector(".message-text");
     expect(messageContent).to.exist;
-    expect(messageContent!.textContent!.trim()).to.include("This is a test message");
+    expect(messageContent!.textContent!.trim()).to.include(
+      "This is a test message",
+    );
   });
 
   it("renders with correct message type classes", async () => {
     const messageTypes = ["user", "agent", "tool", "error"];
-    
+
     for (const type of messageTypes) {
       const message = createMockMessage({ type });
-      
+
       const el: SketchTimelineMessage = await fixture(html`
-        <sketch-timeline-message
-          .message=${message}
-        ></sketch-timeline-message>
+        <sketch-timeline-message .message=${message}></sketch-timeline-message>
       `);
-      
+
       const messageElement = el.shadowRoot!.querySelector(".message");
       expect(messageElement).to.exist;
       expect(messageElement!.classList.contains(type)).to.be.true;
@@ -58,13 +58,11 @@
 
   it("renders end-of-turn marker correctly", async () => {
     const message = createMockMessage({
-      end_of_turn: true
+      end_of_turn: true,
     });
 
     const el: SketchTimelineMessage = await fixture(html`
-      <sketch-timeline-message
-        .message=${message}
-      ></sketch-timeline-message>
+      <sketch-timeline-message .message=${message}></sketch-timeline-message>
     `);
 
     const messageElement = el.shadowRoot!.querySelector(".message");
@@ -74,13 +72,11 @@
 
   it("formats timestamps correctly", async () => {
     const message = createMockMessage({
-      timestamp: "2023-05-15T12:00:00Z"
+      timestamp: "2023-05-15T12:00:00Z",
     });
 
     const el: SketchTimelineMessage = await fixture(html`
-      <sketch-timeline-message
-        .message=${message}
-      ></sketch-timeline-message>
+      <sketch-timeline-message .message=${message}></sketch-timeline-message>
     `);
 
     const timestamp = el.shadowRoot!.querySelector(".message-timestamp");
@@ -92,15 +88,14 @@
   });
 
   it("renders markdown content correctly", async () => {
-    const markdownContent = "# Heading\n\n- List item 1\n- List item 2\n\n`code block`";
+    const markdownContent =
+      "# Heading\n\n- List item 1\n- List item 2\n\n`code block`";
     const message = createMockMessage({
-      content: markdownContent
+      content: markdownContent,
     });
 
     const el: SketchTimelineMessage = await fixture(html`
-      <sketch-timeline-message
-        .message=${message}
-      ></sketch-timeline-message>
+      <sketch-timeline-message .message=${message}></sketch-timeline-message>
     `);
 
     const contentElement = el.shadowRoot!.querySelector(".markdown-content");
@@ -116,25 +111,23 @@
       input_tokens: 150,
       output_tokens: 300,
       cost_usd: 0.025,
-      cache_read_input_tokens: 50
+      cache_read_input_tokens: 50,
     };
-    
+
     const message = createMockMessage({
-      usage
+      usage,
     });
 
     const el: SketchTimelineMessage = await fixture(html`
-      <sketch-timeline-message
-        .message=${message}
-      ></sketch-timeline-message>
+      <sketch-timeline-message .message=${message}></sketch-timeline-message>
     `);
 
     const usageElement = el.shadowRoot!.querySelector(".message-usage");
     expect(usageElement).to.exist;
-    expect(usageElement!.textContent).to.include("In: 150");
-    expect(usageElement!.textContent).to.include("Out: 300");
-    expect(usageElement!.textContent).to.include("Cache: 50");
-    expect(usageElement!.textContent).to.include("$0.03");
+    expect(usageElement!.textContent).to.include("150"); // In
+    expect(usageElement!.textContent).to.include("300"); // Out
+    expect(usageElement!.textContent).to.include("50"); // Cache
+    expect(usageElement!.textContent).to.include("$0.03"); // Cost
   });
 
   it("renders commit information correctly", async () => {
@@ -143,31 +136,29 @@
         hash: "1234567890abcdef",
         subject: "Fix bug in application",
         body: "This fixes a major bug in the application\n\nSigned-off-by: Developer",
-        pushed_branch: "main"
-      }
+        pushed_branch: "main",
+      },
     ];
-    
+
     const message = createMockMessage({
-      commits
+      commits,
     });
 
     const el: SketchTimelineMessage = await fixture(html`
-      <sketch-timeline-message
-        .message=${message}
-      ></sketch-timeline-message>
+      <sketch-timeline-message .message=${message}></sketch-timeline-message>
     `);
 
     const commitsContainer = el.shadowRoot!.querySelector(".commits-container");
     expect(commitsContainer).to.exist;
-    
+
     const commitHeader = commitsContainer!.querySelector(".commits-header");
     expect(commitHeader).to.exist;
-    expect(commitHeader!.textContent).to.include("1 new commit");
-    
+    expect(commitHeader!.textContent).to.include("1 new");
+
     const commitHash = commitsContainer!.querySelector(".commit-hash");
     expect(commitHash).to.exist;
     expect(commitHash!.textContent).to.equal("12345678"); // First 8 chars
-    
+
     const pushedBranch = commitsContainer!.querySelector(".pushed-branch");
     expect(pushedBranch).to.exist;
     expect(pushedBranch!.textContent).to.include("main");
@@ -179,27 +170,27 @@
         hash: "1234567890abcdef",
         subject: "Fix bug in application",
         body: "This fixes a major bug in the application",
-        pushed_branch: "main"
-      }
+        pushed_branch: "main",
+      },
     ];
-    
+
     const message = createMockMessage({
-      commits
+      commits,
     });
 
     const el: SketchTimelineMessage = await fixture(html`
-      <sketch-timeline-message
-        .message=${message}
-      ></sketch-timeline-message>
+      <sketch-timeline-message .message=${message}></sketch-timeline-message>
     `);
 
-    const diffButton = el.shadowRoot!.querySelector(".commit-diff-button") as HTMLButtonElement;
+    const diffButton = el.shadowRoot!.querySelector(
+      ".commit-diff-button",
+    ) as HTMLButtonElement;
     expect(diffButton).to.exist;
-    
+
     // Set up listener for the event
     setTimeout(() => diffButton!.click());
     const { detail } = await oneEvent(el, "show-commit-diff");
-    
+
     expect(detail).to.exist;
     expect(detail.commitHash).to.equal("1234567890abcdef");
   });
@@ -208,13 +199,13 @@
     // First message of a type should show icon
     const firstMessage = createMockMessage({
       type: "user",
-      idx: 0
+      idx: 0,
     });
-    
+
     // Second message of same type should not show icon
     const secondMessage = createMockMessage({
       type: "user",
-      idx: 1
+      idx: 1,
     });
 
     // Test first message (should show icon)
diff --git a/loop/webui/src/web-components/sketch-timeline-message.ts b/loop/webui/src/web-components/sketch-timeline-message.ts
index cd2985a..ea32015 100644
--- a/loop/webui/src/web-components/sketch-timeline-message.ts
+++ b/loop/webui/src/web-components/sketch-timeline-message.ts
@@ -248,7 +248,7 @@
       display: flex;
       flex-direction: column;
     }
-    
+
     .commit-preview {
       padding: 8px 12px;
       cursor: pointer;
@@ -256,38 +256,38 @@
       background-color: #f6f8fa;
       border-bottom: 1px dashed #d1d5da;
     }
-    
+
     .commit-preview:hover {
       background-color: #eef2f6;
     }
-    
+
     .commit-hash {
       color: #0366d6;
       font-weight: bold;
     }
-    
+
     .commit-details {
       padding: 8px 12px;
       max-height: 200px;
       overflow-y: auto;
     }
-    
+
     .commit-details pre {
       margin: 0;
       white-space: pre-wrap;
       word-break: break-word;
     }
-    
+
     .commit-details.is-hidden {
       display: none;
     }
-    
+
     .pushed-branch {
       color: #28a745;
       font-weight: 500;
       margin-left: 6px;
     }
-    
+
     .commit-diff-button {
       padding: 6px 12px;
       border: 1px solid #ccc;
@@ -300,12 +300,12 @@
       margin: 8px 12px;
       display: block;
     }
-    
+
     .commit-diff-button:hover {
       background-color: #e7e7e7;
       border-color: #aaa;
     }
-    
+
     /* Tool call cards */
     .tool-call-cards-container {
       display: flex;
@@ -446,7 +446,13 @@
   }
 
   showCommit(commitHash: string) {
-    this.dispatchEvent(new CustomEvent("show-commit-diff", {bubbles: true, composed: true, detail: {commitHash}}))
+    this.dispatchEvent(
+      new CustomEvent("show-commit-diff", {
+        bubbles: true,
+        composed: true,
+        detail: { commitHash },
+      }),
+    );
   }
 
   render() {
@@ -464,14 +470,35 @@
         <div class="message-content">
           <div class="message-header">
             <span class="message-type">${this.message?.type}</span>
-            <span class="message-timestamp">${this.formatTimestamp(this.message?.timestamp)} ${this.message?.elapsed ? html`(${(this.message?.elapsed / 1e9).toFixed(2)}s)` : ''}</span>
-            ${this.message?.usage ? html`
-            <span class="message-usage">
-              <span title="Input tokens">In: ${this.message?.usage?.input_tokens}</span>
-              ${this.message?.usage?.cache_read_input_tokens > 0 ? html`<span title="Cache tokens">[Cache: ${this.formatNumber(this.message?.usage?.cache_read_input_tokens)}]</span>` : ""}
-              <span title="Output tokens">Out: ${this.message?.usage?.output_tokens}</span>
-              <span title="Message cost">(${this.formatCurrency(this.message?.usage?.cost_usd)})</span>
-            </span>` : ''}
+            <span class="message-timestamp"
+              >${this.formatTimestamp(this.message?.timestamp)}
+              ${this.message?.elapsed
+                ? html`(${(this.message?.elapsed / 1e9).toFixed(2)}s)`
+                : ""}</span
+            >
+            ${this.message?.usage
+              ? html` <span class="message-usage">
+                  <span title="Input tokens"
+                    >In: ${this.message?.usage?.input_tokens}</span
+                  >
+                  ${this.message?.usage?.cache_read_input_tokens > 0
+                    ? html`<span title="Cache tokens"
+                        >[Cache:
+                        ${this.formatNumber(
+                          this.message?.usage?.cache_read_input_tokens,
+                        )}]</span
+                      >`
+                    : ""}
+                  <span title="Output tokens"
+                    >Out: ${this.message?.usage?.output_tokens}</span
+                  >
+                  <span title="Message cost"
+                    >(${this.formatCurrency(
+                      this.message?.usage?.cost_usd,
+                    )})</span
+                  >
+                </span>`
+              : ""}
           </div>
           <div class="message-text-container">
             <div class="message-actions">
@@ -492,22 +519,31 @@
             ? html`
                 <div class="commits-container">
                   <div class="commits-header">
-                    ${this.message.commits.length} new commit${this.message.commits.length > 1 ? "s" : ""} detected
+                    ${this.message.commits.length} new
+                    commit${this.message.commits.length > 1 ? "s" : ""} detected
                   </div>
                   ${this.message.commits.map((commit) => {
                     return html`
                       <div class="commit-boxes-row">
                         <div class="commit-box">
                           <div class="commit-preview">
-                            <span class="commit-hash">${commit.hash.substring(0, 8)}</span> 
+                            <span class="commit-hash"
+                              >${commit.hash.substring(0, 8)}</span
+                            >
                             ${commit.subject}
                             <span class="pushed-branch"
-                              >→ pushed to ${commit.pushed_branch}</span>
+                              >→ pushed to ${commit.pushed_branch}</span
+                            >
                           </div>
                           <div class="commit-details is-hidden">
                             <pre>${commit.body}</pre>
                           </div>
-                          <button class="commit-diff-button" @click=${() => this.showCommit(commit.hash)}>View Changes</button>
+                          <button
+                            class="commit-diff-button"
+                            @click=${() => this.showCommit(commit.hash)}
+                          >
+                            View Changes
+                          </button>
                         </div>
                       </div>
                     `;
@@ -521,9 +557,11 @@
   }
 }
 
-function copyButton(textToCopy: string) {  
+function copyButton(textToCopy: string) {
   // Add click event listener to handle copying
-  const ret = html`<button class="copy-button" title="Copy text to clipboard" @click=${(e: Event) => {
+  const ret = html`<button class="copy-button" title="Copy text to clipboard" @click=${(
+    e: Event,
+  ) => {
     e.stopPropagation();
     const copyButton = e.currentTarget as HTMLButtonElement;
     navigator.clipboard
@@ -543,7 +581,7 @@
       });
   }}>Copy</button`;
 
-  return ret
+  return ret;
 }
 
 declare global {
diff --git a/loop/webui/src/web-components/sketch-timeline.ts b/loop/webui/src/web-components/sketch-timeline.ts
index 8122db7..7471ded 100644
--- a/loop/webui/src/web-components/sketch-timeline.ts
+++ b/loop/webui/src/web-components/sketch-timeline.ts
@@ -1,10 +1,10 @@
-import {css, html, LitElement} from 'lit';
-import {repeat} from 'lit/directives/repeat.js';
-import {customElement, property} from 'lit/decorators.js';
-import {State, TimelineMessage} from '../types';
-import './sketch-timeline-message'
+import { css, html, LitElement } from "lit";
+import { repeat } from "lit/directives/repeat.js";
+import { customElement, property } from "lit/decorators.js";
+import { State, TimelineMessage } from "../types";
+import "./sketch-timeline-message";
 
-@customElement('sketch-timeline')
+@customElement("sketch-timeline")
 export class SketchTimeline extends LitElement {
   @property()
   messages: TimelineMessage[] = [];
@@ -14,58 +14,58 @@
   // shadow DOM node, so they won't leak out or collide with CSS declared in
   // other components or the containing web page (...unless you want it to do that).
   static styles = css`
-  /* Hide views initially to prevent flash of content */
-  .timeline-container .timeline,
-  .timeline-container .diff-view,
-  .timeline-container .chart-view,
-  .timeline-container .terminal-view {
-    visibility: hidden;
-  }
-  
-  /* Will be set by JavaScript once we know which view to display */
-  .timeline-container.view-initialized .timeline,
-  .timeline-container.view-initialized .diff-view,
-  .timeline-container.view-initialized .chart-view,
-  .timeline-container.view-initialized .terminal-view {
-    visibility: visible;
-  }
+    /* Hide views initially to prevent flash of content */
+    .timeline-container .timeline,
+    .timeline-container .diff-view,
+    .timeline-container .chart-view,
+    .timeline-container .terminal-view {
+      visibility: hidden;
+    }
 
-  .timeline-container {
-    width: 100%;
-    position: relative;
-  }
-  
-  /* Timeline styles that should remain unchanged */
-  .timeline {
-    position: relative;
-    margin: 10px 0;
-    scroll-behavior: smooth;
-  }
-  
-  .timeline::before {
-    content: "";
-    position: absolute;
-    top: 0;
-    bottom: 0;
-    left: 15px;
-    width: 2px;
-    background: #e0e0e0;
-    border-radius: 1px;
-  }
-  
-  /* Hide the timeline vertical line when there are no messages */
-  .timeline.empty::before {
-    display: none;
-  }  
+    /* Will be set by JavaScript once we know which view to display */
+    .timeline-container.view-initialized .timeline,
+    .timeline-container.view-initialized .diff-view,
+    .timeline-container.view-initialized .chart-view,
+    .timeline-container.view-initialized .terminal-view {
+      visibility: visible;
+    }
+
+    .timeline-container {
+      width: 100%;
+      position: relative;
+    }
+
+    /* Timeline styles that should remain unchanged */
+    .timeline {
+      position: relative;
+      margin: 10px 0;
+      scroll-behavior: smooth;
+    }
+
+    .timeline::before {
+      content: "";
+      position: absolute;
+      top: 0;
+      bottom: 0;
+      left: 15px;
+      width: 2px;
+      background: #e0e0e0;
+      border-radius: 1px;
+    }
+
+    /* Hide the timeline vertical line when there are no messages */
+    .timeline.empty::before {
+      display: none;
+    }
   `;
 
   constructor() {
     super();
-    
+
     // Binding methods
     this._handleShowCommitDiff = this._handleShowCommitDiff.bind(this);
   }
-  
+
   /**
    * Handle showCommitDiff event
    */
@@ -73,10 +73,10 @@
     const { commitHash } = event.detail;
     if (commitHash) {
       // Bubble up the event to the app shell
-      const newEvent = new CustomEvent('show-commit-diff', {
+      const newEvent = new CustomEvent("show-commit-diff", {
         detail: { commitHash },
         bubbles: true,
-        composed: true
+        composed: true,
       });
       this.dispatchEvent(newEvent);
     }
@@ -85,37 +85,49 @@
   // See https://lit.dev/docs/components/lifecycle/
   connectedCallback() {
     super.connectedCallback();
-    
+
     // Listen for showCommitDiff events from the renderer
-    document.addEventListener('showCommitDiff', this._handleShowCommitDiff as EventListener);
+    document.addEventListener(
+      "showCommitDiff",
+      this._handleShowCommitDiff as EventListener,
+    );
   }
 
   // See https://lit.dev/docs/components/lifecycle/
   disconnectedCallback() {
     super.disconnectedCallback();
-    
+
     // Remove event listeners
-    document.removeEventListener('showCommitDiff', this._handleShowCommitDiff as EventListener);
+    document.removeEventListener(
+      "showCommitDiff",
+      this._handleShowCommitDiff as EventListener,
+    );
   }
 
   messageKey(message: TimelineMessage): string {
     // If the message has tool calls, and any of the tool_calls get a response, we need to
     // re-render that message.
-    const toolCallResponses = message.tool_calls?.filter((tc)=>tc.result_message).map((tc)=>tc.tool_call_id).join('-');
+    const toolCallResponses = message.tool_calls
+      ?.filter((tc) => tc.result_message)
+      .map((tc) => tc.tool_call_id)
+      .join("-");
     return `message-${message.idx}-${toolCallResponses}`;
   }
 
   render() {
     return html`
-    <div class="timeline-container">
-      ${repeat(this.messages, this.messageKey, (message, index) => {        
-        let previousMessage: TimelineMessage;
-        if (index > 0) {
-          previousMessage = this.messages[index-1];
-        } 
-        return html`<sketch-timeline-message .message=${message} .previousMessage=${previousMessage}></sketch-timeline-message>`;
-      })}
-    </div>
+      <div class="timeline-container">
+        ${repeat(this.messages, this.messageKey, (message, index) => {
+          let previousMessage: TimelineMessage;
+          if (index > 0) {
+            previousMessage = this.messages[index - 1];
+          }
+          return html`<sketch-timeline-message
+            .message=${message}
+            .previousMessage=${previousMessage}
+          ></sketch-timeline-message>`;
+        })}
+      </div>
     `;
   }
 }
@@ -124,4 +136,4 @@
   interface HTMLElementTagNameMap {
     "sketch-timeline": SketchTimeline;
   }
-}
\ No newline at end of file
+}
diff --git a/loop/webui/src/web-components/sketch-tool-calls.ts b/loop/webui/src/web-components/sketch-tool-calls.ts
index a8d0acc..e7a5c74 100644
--- a/loop/webui/src/web-components/sketch-tool-calls.ts
+++ b/loop/webui/src/web-components/sketch-tool-calls.ts
@@ -400,7 +400,7 @@
       max-width: 30%;
       white-space: pre;
     }
-    
+
     .thought-bubble .preview {
       white-space: nowrap;
       text-overflow: ellipsis;
@@ -408,7 +408,7 @@
     }
 
     .thought-bubble:before {
-      content: '';
+      content: "";
       position: absolute;
       top: -8px;
       left: -8px;
@@ -418,9 +418,9 @@
       border-radius: 50%;
       box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
     }
-    
+
     .thought-bubble:after {
-      content: '';
+      content: "";
       position: absolute;
       top: -16px;
       left: -16px;
@@ -430,7 +430,6 @@
       border-radius: 50%;
       box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
     }
-    
 
     .patch-input-preview {
       color: #555;
@@ -537,68 +536,75 @@
     switch (toolCall.name) {
       case "title":
         const titleInput = JSON.parse(toolCall.input);
-        return html`
-        <div class="tool-call-compact-view">
+        return html` <div class="tool-call-compact-view">
           I've set the title of this sketch to <b>"${titleInput.title}"</b>
         </div>`;
       case "bash":
         const bashInput = JSON.parse(toolCall.input);
-        return html`
-        <div class="tool-call-compact-view">
+        return html` <div class="tool-call-compact-view">
           ${status}
           <span class="tool-call-name">${toolCall.name}</span>
           <pre class="tool-call-input-preview">${bashInput.command}</pre>
           ${toolCall.result_message
-            ? html`
-                ${toolCall.result_message.tool_result
-                  ? html`
-                      <pre class="tool-call-result-preview">
-${toolCall.result_message.tool_result}</pre>`
-                  : ""}`
+            ? html` ${toolCall.result_message.tool_result
+                ? html` <pre class="tool-call-result-preview">
+${toolCall.result_message.tool_result}</pre
+                  >`
+                : ""}`
             : cancelButton}
         </div>`;
       case "codereview":
-        return html`
-        <div class="tool-call-compact-view">
+        return html` <div class="tool-call-compact-view">
           ${status}
           <span class="tool-call-name">${toolCall.name}</span>
           ${cancelButton}
-          <code class="codereview-preview codereview-${toolCall.result_message?.tool_result}">${toolCall.result_message?.tool_result == 'OK' ? '✔️': '⛔ ' + toolCall.result_message?.tool_result}</code>
+          <code
+            class="codereview-preview codereview-${toolCall.result_message
+              ?.tool_result}"
+            >${toolCall.result_message?.tool_result == "OK"
+              ? "✔️"
+              : "⛔ " + toolCall.result_message?.tool_result}</code
+          >
         </div>`;
       case "think":
         const thinkInput = JSON.parse(toolCall.input);
-        return html`
-        <div class="tool-call-compact-view">
+        return html` <div class="tool-call-compact-view">
           ${status}
           <span class="tool-call-name">${toolCall.name}</span>
-          <div class="thought-bubble"><div class="preview">${thinkInput.thoughts}</div></div>
+          <div class="thought-bubble">
+            <div class="preview">${thinkInput.thoughts}</div>
+          </div>
           ${cancelButton}
         </div>`;
       case "patch":
         const patchInput = JSON.parse(toolCall.input);
-        return html`
-        <div class="tool-call-compact-view">
+        return html` <div class="tool-call-compact-view">
           ${status}
           <span class="tool-call-name">${toolCall.name}</span>
-          <div class="patch-input-preview"><span class="patch-path">${patchInput.path}</span>: ${patchInput.patches.length} edit${patchInput.patches.length > 1 ? 's': ''}</div>
+          <div class="patch-input-preview">
+            <span class="patch-path">${patchInput.path}</span>:
+            ${patchInput.patches.length}
+            edit${patchInput.patches.length > 1 ? "s" : ""}
+          </div>
           ${cancelButton}
         </div>`;
       case "done":
         const doneInput = JSON.parse(toolCall.input);
-        return html`
-        <div class="tool-call-compact-view">
+        return html` <div class="tool-call-compact-view">
           ${status}
           <span class="tool-call-name">${toolCall.name}</span>
           <div class="done-input-preview">
             ${Object.keys(doneInput.checklist_items).map((key) => {
               const item = doneInput.checklist_items[key];
-              let statusIcon = '⛔';
-              if (item.status == 'yes') {
-                statusIcon = '👍';
-              } else if (item.status =='not applicable') {
-                statusIcon = '🤷‍♂️';
+              let statusIcon = "⛔";
+              if (item.status == "yes") {
+                statusIcon = "👍";
+              } else if (item.status == "not applicable") {
+                statusIcon = "🤷‍♂️";
               }
-              return html`<div><span>${statusIcon}</span> ${key}:${item.status}</div>`;
+              return html`<div>
+                <span>${statusIcon}</span> ${key}:${item.status}
+              </div>`;
             })}
           </div>
           ${cancelButton}
@@ -606,20 +612,21 @@
 
       default: // Generic tool card:
         return html`
-      <div class="tool-call-compact-view">
-        ${status}
-        <span class="tool-call-name">${toolCall.name}</span>
-        <code class="tool-call-input-preview">${toolCall.input}</code>
-        ${cancelButton}
-        <code class="tool-call-result-preview">${toolCall.result_message?.tool_result}</code>
-      </div>
-      ${toolCall.result_message?.tool_result}
-    `;
+          <div class="tool-call-compact-view">
+            ${status}
+            <span class="tool-call-name">${toolCall.name}</span>
+            <code class="tool-call-input-preview">${toolCall.input}</code>
+            ${cancelButton}
+            <code class="tool-call-result-preview"
+              >${toolCall.result_message?.tool_result}</code
+            >
+          </div>
+          ${toolCall.result_message?.tool_result}
+        `;
     }
   }
   render() {
-    return html`
-    <div class="tool-calls-container">
+    return html` <div class="tool-calls-container">
       <div class="tool-calls-header"></div>
       <div class="tool-call-cards-container">
         ${this.toolCalls?.map((toolCall) => {
diff --git a/loop/webui/src/web-components/sketch-view-mode-select.test.ts b/loop/webui/src/web-components/sketch-view-mode-select.test.ts
index beb0b67..13f5a27 100644
--- a/loop/webui/src/web-components/sketch-view-mode-select.test.ts
+++ b/loop/webui/src/web-components/sketch-view-mode-select.test.ts
@@ -1,4 +1,11 @@
-import { html, fixture, expect, oneEvent, elementUpdated, fixtureCleanup } from "@open-wc/testing";
+import {
+  html,
+  fixture,
+  expect,
+  oneEvent,
+  elementUpdated,
+  fixtureCleanup,
+} from "@open-wc/testing";
 import "./sketch-view-mode-select";
 import type { SketchViewModeSelect } from "./sketch-view-mode-select";
 
@@ -46,12 +53,14 @@
       <sketch-view-mode-select></sketch-view-mode-select>
     `);
 
-    const diffButton = el.shadowRoot!.querySelector("#showDiffButton") as HTMLButtonElement;
-    
+    const diffButton = el.shadowRoot!.querySelector(
+      "#showDiffButton",
+    ) as HTMLButtonElement;
+
     // Setup listener for the view-mode-select event
     setTimeout(() => diffButton.click());
     const { detail } = await oneEvent(el, "view-mode-select");
-    
+
     expect(detail.mode).to.equal("diff");
   });
 
@@ -62,17 +71,17 @@
 
     // Initially should be in chat mode
     expect(el.activeMode).to.equal("chat");
-    
+
     // Dispatch the update-active-mode event to change to diff mode
     const updateEvent = new CustomEvent("update-active-mode", {
       detail: { mode: "diff" },
-      bubbles: true
+      bubbles: true,
     });
     el.dispatchEvent(updateEvent);
-    
+
     // Wait for the component to update
     await elementUpdated(el);
-    
+
     expect(el.activeMode).to.equal("diff");
     const diffButton = el.shadowRoot!.querySelector("#showDiffButton");
     expect(diffButton!.classList.contains("active")).to.be.true;
@@ -88,12 +97,10 @@
     const chatButton = el.shadowRoot!.querySelector("#showConversationButton");
     const diffButton = el.shadowRoot!.querySelector("#showDiffButton");
     const chartsButton = el.shadowRoot!.querySelector("#showChartsButton");
-    
+
     expect(terminalButton!.classList.contains("active")).to.be.true;
     expect(chatButton!.classList.contains("active")).to.be.false;
     expect(diffButton!.classList.contains("active")).to.be.false;
     expect(chartsButton!.classList.contains("active")).to.be.false;
   });
-
-
 });
diff --git a/loop/webui/src/web-components/sketch-view-mode-select.ts b/loop/webui/src/web-components/sketch-view-mode-select.ts
index b55282a..d67da0b 100644
--- a/loop/webui/src/web-components/sketch-view-mode-select.ts
+++ b/loop/webui/src/web-components/sketch-view-mode-select.ts
@@ -1,10 +1,10 @@
-import {css, html, LitElement} from 'lit';
-import {customElement, property, state} from 'lit/decorators.js';
-import {DataManager, ConnectionStatus} from '../data';
-import {State, TimelineMessage} from '../types';
-import './sketch-container-status';
+import { css, html, LitElement } from "lit";
+import { customElement, property, state } from "lit/decorators.js";
+import { DataManager, ConnectionStatus } from "../data";
+import { State, TimelineMessage } from "../types";
+import "./sketch-container-status";
 
-@customElement('sketch-view-mode-select')
+@customElement("sketch-view-mode-select")
 export class SketchViewModeSelect extends LitElement {
   // Current active mode
   @property()
@@ -17,45 +17,45 @@
   // other components or the containing web page (...unless you want it to do that).
 
   static styles = css`
-/* View Mode Button Styles */
-.view-mode-buttons {
-  display: flex;
-  gap: 8px;
-  margin-right: 10px;
-}
+    /* View Mode Button Styles */
+    .view-mode-buttons {
+      display: flex;
+      gap: 8px;
+      margin-right: 10px;
+    }
 
-.emoji-button {
-  font-size: 18px;
-  width: 32px;
-  height: 32px;
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  background: white;
-  border: 1px solid #ddd;
-  border-radius: 4px;
-  cursor: pointer;
-  transition: all 0.2s ease;
-  padding: 0;
-  line-height: 1;
-}
+    .emoji-button {
+      font-size: 18px;
+      width: 32px;
+      height: 32px;
+      display: flex;
+      align-items: center;
+      justify-content: center;
+      background: white;
+      border: 1px solid #ddd;
+      border-radius: 4px;
+      cursor: pointer;
+      transition: all 0.2s ease;
+      padding: 0;
+      line-height: 1;
+    }
 
-.emoji-button:hover {
-  background-color: #f0f0f0;
-  transform: translateY(-2px);
-  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
-}
+    .emoji-button:hover {
+      background-color: #f0f0f0;
+      transform: translateY(-2px);
+      box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+    }
 
-.emoji-button.active {
-  background-color: #e6f7ff;
-  border-color: #1890ff;
-  color: #1890ff;
-}
-`;
-  
+    .emoji-button.active {
+      background-color: #e6f7ff;
+      border-color: #1890ff;
+      color: #1890ff;
+    }
+  `;
+
   constructor() {
     super();
-    
+
     // Binding methods
     this._handleViewModeClick = this._handleViewModeClick.bind(this);
     this._handleUpdateActiveMode = this._handleUpdateActiveMode.bind(this);
@@ -64,24 +64,27 @@
   // See https://lit.dev/docs/components/lifecycle/
   connectedCallback() {
     super.connectedCallback();
-    
+
     // Listen for update-active-mode events
-    this.addEventListener('update-active-mode', this._handleUpdateActiveMode as EventListener);
+    this.addEventListener(
+      "update-active-mode",
+      this._handleUpdateActiveMode as EventListener,
+    );
   }
-  
+
   /**
    * Handle view mode button clicks
    */
   private _handleViewModeClick(mode: "chat" | "diff" | "charts" | "terminal") {
     // Dispatch a custom event to notify the app shell to change the view
-    const event = new CustomEvent('view-mode-select', {
+    const event = new CustomEvent("view-mode-select", {
       detail: { mode },
       bubbles: true,
-      composed: true
+      composed: true,
     });
     this.dispatchEvent(event);
   }
-  
+
   /**
    * Handle updates to the active mode
    */
@@ -95,9 +98,12 @@
   // See https://lit.dev/docs/components/lifecycle/
   disconnectedCallback() {
     super.disconnectedCallback();
-    
+
     // Remove event listeners
-    this.removeEventListener('update-active-mode', this._handleUpdateActiveMode as EventListener);
+    this.removeEventListener(
+      "update-active-mode",
+      this._handleUpdateActiveMode as EventListener,
+    );
   }
 
   render() {
@@ -105,33 +111,33 @@
       <div class="view-mode-buttons">
         <button
           id="showConversationButton"
-          class="emoji-button ${this.activeMode === 'chat' ? 'active' : ''}"
+          class="emoji-button ${this.activeMode === "chat" ? "active" : ""}"
           title="Conversation View"
-          @click=${() => this._handleViewModeClick('chat')}
+          @click=${() => this._handleViewModeClick("chat")}
         >
           💬
         </button>
         <button
           id="showDiffButton"
-          class="emoji-button ${this.activeMode === 'diff' ? 'active' : ''}"
+          class="emoji-button ${this.activeMode === "diff" ? "active" : ""}"
           title="Diff View"
-          @click=${() => this._handleViewModeClick('diff')}
+          @click=${() => this._handleViewModeClick("diff")}
         >
           ±
         </button>
         <button
           id="showChartsButton"
-          class="emoji-button ${this.activeMode === 'charts' ? 'active' : ''}"
+          class="emoji-button ${this.activeMode === "charts" ? "active" : ""}"
           title="Charts View"
-          @click=${() => this._handleViewModeClick('charts')}
+          @click=${() => this._handleViewModeClick("charts")}
         >
           📈
         </button>
         <button
           id="showTerminalButton"
-          class="emoji-button ${this.activeMode === 'terminal' ? 'active' : ''}"
+          class="emoji-button ${this.activeMode === "terminal" ? "active" : ""}"
           title="Terminal View"
-          @click=${() => this._handleViewModeClick('terminal')}
+          @click=${() => this._handleViewModeClick("terminal")}
         >
           💻
         </button>
@@ -144,4 +150,4 @@
   interface HTMLElementTagNameMap {
     "sketch-view-mode-select": SketchViewModeSelect;
   }
-}
\ No newline at end of file
+}