diff --git a/dockerimg/testdata/testcreatedockerfile_basic_repo_with_readme.dockerfile b/dockerimg/testdata/testcreatedockerfile_basic_repo_with_readme.dockerfile
index 47b0f5e..49bea1c 100644
--- a/dockerimg/testdata/testcreatedockerfile_basic_repo_with_readme.dockerfile
+++ b/dockerimg/testdata/testcreatedockerfile_basic_repo_with_readme.dockerfile
@@ -1,4 +1,4 @@
-FROM ghcr.io/boldsoftware/sketch:8ad6c62da599d2e478ef79d6ef563630
+FROM ghcr.io/boldsoftware/sketch:86ef7a672f85139e73f38d4cdf78d95f
 
 ARG GIT_USER_EMAIL
 ARG GIT_USER_NAME
@@ -6,12 +6,12 @@
 RUN git config --global user.email "$GIT_USER_EMAIL" && \
     git config --global user.name "$GIT_USER_NAME"
 
-LABEL sketch_context="afa0b82fd799233b6a1a96e027ea08f77f5727c5565b49d4455d3f58b19b3d8d"
+LABEL sketch_context="2f264f73c8a474c0901bf67b0b1ae2ffe24afc4aceabc27435efbd70ed4c36ab"
 COPY . /app
 
 WORKDIR /app
 RUN if [ -f go.mod ]; then go mod download; fi
 
-# No additional setup required for this simple Go test project
+# No additional setup needed for this simple Go test project
 
 CMD ["/bin/sketch"]
diff --git a/dockerimg/testdata/testcreatedockerfile_basic_repo_with_readme.httprr b/dockerimg/testdata/testcreatedockerfile_basic_repo_with_readme.httprr
index 1652de8..593d312 100644
--- a/dockerimg/testdata/testcreatedockerfile_basic_repo_with_readme.httprr
+++ b/dockerimg/testdata/testcreatedockerfile_basic_repo_with_readme.httprr
@@ -1,9 +1,9 @@
 httprr trace v1
-2682 2107
+3664 1747
 POST https://api.anthropic.com/v1/messages HTTP/1.1
 Host: api.anthropic.com
 User-Agent: Go-http-client/1.1
-Content-Length: 2485
+Content-Length: 3467
 Anthropic-Version: 2023-06-01
 Content-Type: application/json
 
@@ -15,7 +15,7 @@
    "content": [
     {
      "type": "text",
-     "text": "\nCall the dockerfile tool to create a Dockerfile.\nThe parameters to dockerfile fill out the From and ExtraCmds\ntemplate variables in the following Go template:\n\n```\nFROM golang:1.24-bookworm\n\nRUN set -eux; \\\n\tapt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim\n\nENV PATH=\"$GOPATH/bin:$PATH\"\n\nRUN go install golang.org/x/tools/cmd/goimports@latest\nRUN go install golang.org/x/tools/gopls@latest\nRUN go install mvdan.cc/gofumpt@latest\n\nENV GOTOOLCHAIN=auto\n\nRUN mkdir -p /root/.cache/sketch/webui\n\nARG GIT_USER_EMAIL\nARG GIT_USER_NAME\n\nRUN git config --global user.email \"$GIT_USER_EMAIL\" \u0026\u0026 \\\n    git config --global user.name \"$GIT_USER_NAME\"\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n{{.ExtraCmds}}\n\nCMD [\"/bin/sketch\"]\n\n```\n\nIn particular:\n- Assume it is primarily a Go project.\n- Python env setup is challenging and often no required, so any RUN commands involving python tooling should be written to let docker build continue if there is a failure.\n- Include any tools particular to this repository that can be inferred from the given context.\n- Append || true to any apt-get install commands in case the package does not exist.\n- MINIMIZE the number of extra_cmds generated. Straightforward environments do not need any.\n- Do NOT expose any ports.\n- Do NOT generate any CMD or ENTRYPOINT extra commands.\nHere is the content of several files from the repository that may be relevant:\n\n"
+     "text": "\nCall the dockerfile tool to create a Dockerfile.\nThe parameters to dockerfile fill out the From and ExtraCmds\ntemplate variables in the following Go template:\n\n```\nFROM golang:1.24-bookworm\n\n# attempt to keep package installs lean\nRUN printf '%s\\n' \\\n      'path-exclude=/usr/share/man/*' \\\n      'path-exclude=/usr/share/doc/*' \\\n      'path-exclude=/usr/share/doc-base/*' \\\n      'path-exclude=/usr/share/info/*' \\\n      'path-exclude=/usr/share/locale/*' \\\n      'path-exclude=/usr/share/groff/*' \\\n      'path-exclude=/usr/share/lintian/*' \\\n      'path-exclude=/usr/share/zoneinfo/*' \\\n    \u003e /etc/dpkg/dpkg.cfg.d/01_nodoc\n\nRUN --mount=type=cache,target=/var/cache/apt \\\n\tset -eux; \\\n\tapt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim\n\n# Strip out docs from debian.\nRUN rm -rf /usr/share/{doc,doc-base,info,lintian,man,groff,locale,zoneinfo}/*\n\nENV PATH=\"$GOPATH/bin:$PATH\"\n\n# While these binaries install generally useful supporting packages,\n# the specific versions are rarely what a user wants so there is no\n# point polluting the base image module with them.\n\nRUN --mount=type=cache,target=/go/pkg/mod \\\n\t--mount=type=cache,target=/root/.cache/go-build \\\n\tset -eux; \\\n\tgo install golang.org/x/tools/cmd/goimports@latest; \\\n\tgo install golang.org/x/tools/gopls@latest; \\\n\tgo install mvdan.cc/gofumpt@latest; \\\n\tgo clean -cache -testcache\n\nENV GOTOOLCHAIN=auto\nENV SKETCH=1\n\nRUN mkdir -p /root/.cache/sketch/webui\n\nARG GIT_USER_EMAIL\nARG GIT_USER_NAME\n\nRUN git config --global user.email \"$GIT_USER_EMAIL\" \u0026\u0026 \\\n    git config --global user.name \"$GIT_USER_NAME\"\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n{{.ExtraCmds}}\n\nCMD [\"/bin/sketch\"]\n\n```\n\nIn particular:\n- Assume it is primarily a Go project.\n- Python env setup is challenging and often no required, so any RUN commands involving python tooling should be written to let docker build continue if there is a failure.\n- Include any tools particular to this repository that can be inferred from the given context.\n- Append || true to any apt-get install commands in case the package does not exist.\n- MINIMIZE the number of extra_cmds generated. Straightforward environments do not need any.\n- Do NOT expose any ports.\n- Do NOT generate any CMD or ENTRYPOINT extra commands.\nHere is the content of several files from the repository that may be relevant:\n\n"
     },
     {
      "type": "text",
@@ -54,23 +54,23 @@
 Anthropic-Organization-Id: 3c473a21-7208-450a-a9f8-80aebda45c1b
 Anthropic-Ratelimit-Input-Tokens-Limit: 200000
 Anthropic-Ratelimit-Input-Tokens-Remaining: 200000
-Anthropic-Ratelimit-Input-Tokens-Reset: 2025-05-01T01:25:07Z
+Anthropic-Ratelimit-Input-Tokens-Reset: 2025-05-01T19:02:09Z
 Anthropic-Ratelimit-Output-Tokens-Limit: 80000
 Anthropic-Ratelimit-Output-Tokens-Remaining: 80000
-Anthropic-Ratelimit-Output-Tokens-Reset: 2025-05-01T01:25:10Z
+Anthropic-Ratelimit-Output-Tokens-Reset: 2025-05-01T19:02:10Z
 Anthropic-Ratelimit-Requests-Limit: 4000
 Anthropic-Ratelimit-Requests-Remaining: 3999
-Anthropic-Ratelimit-Requests-Reset: 2025-05-01T01:25:01Z
+Anthropic-Ratelimit-Requests-Reset: 2025-05-01T19:02:08Z
 Anthropic-Ratelimit-Tokens-Limit: 280000
 Anthropic-Ratelimit-Tokens-Remaining: 280000
-Anthropic-Ratelimit-Tokens-Reset: 2025-05-01T01:25:07Z
+Anthropic-Ratelimit-Tokens-Reset: 2025-05-01T19:02:09Z
 Cf-Cache-Status: DYNAMIC
-Cf-Ray: 938b7b884d569e5c-SJC
+Cf-Ray: 9391880c4e65182a-SJC
 Content-Type: application/json
-Date: Thu, 01 May 2025 01:25:10 GMT
-Request-Id: req_011CNfwMpHE5n9J4LcvUc9cj
+Date: Thu, 01 May 2025 19:02:10 GMT
+Request-Id: req_011CNhKyJm2KiukCpoJXGfxR
 Server: cloudflare
 Via: 1.1 google
 X-Robots-Tag: none
 
-{"id":"msg_01QtM6gyruMykGCZnqpZFWom","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"I'll help you create a Dockerfile for this Go project. Based on the template and files provided, this appears to be a simple Go test project without any special requirements beyond the standard Go development environment already included in the template.\n\nLooking at the contents of README.md, there's no indication of any special tools or dependencies beyond what's already in the template. The template already includes:\n- Go tooling (goimports, gopls, gofumpt)\n- Common development tools (git, jq, sqlite3, npm, nodejs, gh, ripgrep, fzf, etc.)\n\nSince this is a straightforward Go project without any special requirements inferred from the context, I'll call the dockerfile tool with minimal extra commands:"},{"type":"tool_use","id":"toolu_01WkcBWmnnsMdRBZz2sjJC81","name":"dockerfile","input":{"extra_cmds":"# No additional setup required for this simple Go test project"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":903,"cache_creation_input_tokens":0,"cache_read_input_tokens":0,"output_tokens":224}}
\ No newline at end of file
+{"id":"msg_01FYWiWMAkZXu2FwJJsvkrei","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"Based on the information you've provided, I'll call the dockerfile tool to create a Dockerfile for your Go test project.\n\nSince this appears to be a straightforward Go project with minimal requirements according to the README.md (just \"A Go project for testing\"), I don't need to add many extra commands beyond what's already in your provided template."},{"type":"tool_use","id":"toolu_011dgLVERLrSMZFw6dtdnhEp","name":"dockerfile","input":{"extra_cmds":"# No additional setup needed for this simple Go test project"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":4,"cache_creation_input_tokens":1228,"cache_read_input_tokens":0,"output_tokens":139}}
\ No newline at end of file
diff --git a/dockerimg/testdata/testcreatedockerfile_empty_repo.dockerfile b/dockerimg/testdata/testcreatedockerfile_empty_repo.dockerfile
index 94010f1..0ae81e9 100644
--- a/dockerimg/testdata/testcreatedockerfile_empty_repo.dockerfile
+++ b/dockerimg/testdata/testcreatedockerfile_empty_repo.dockerfile
@@ -1,4 +1,4 @@
-FROM ghcr.io/boldsoftware/sketch:8ad6c62da599d2e478ef79d6ef563630
+FROM ghcr.io/boldsoftware/sketch:86ef7a672f85139e73f38d4cdf78d95f
 
 ARG GIT_USER_EMAIL
 ARG GIT_USER_NAME
@@ -6,19 +6,23 @@
 RUN git config --global user.email "$GIT_USER_EMAIL" && \
     git config --global user.name "$GIT_USER_NAME"
 
-LABEL sketch_context="8680db4c498365658a6e773fde0d43f642ae6744f41a14ad6d01e9eae7064f65"
+LABEL sketch_context="5820b50cae54d2fbdd28081f960dcfac4367f8d805030ecd612a13ebeef13bb1"
 COPY . /app
 
 WORKDIR /app
 RUN if [ -f go.mod ]; then go mod download; fi
 
-# Install any Python dependencies but continue on error
-RUN if [ -f requirements.txt ]; then pip3 install -r requirements.txt || true; fi
+RUN --mount=type=cache,target=/var/cache/apt \
+    set -eux; \
+    apt-get update && \
+    apt-get install -y --no-install-recommends python3-pip python3-venv || true
 
-# Setup Go environment properly
-RUN if [ -f go.sum ]; then go mod tidy || true; fi
+# Set up Python environment, allowing failures to not stop the build
+RUN python3 -m pip install --upgrade pip || true
 
-# Make sure build scripts are executable
-RUN find . -name "*.sh" -exec chmod +x {} \; || true
+# Install any Go tools specific to this project if needed
+RUN --mount=type=cache,target=/go/pkg/mod \
+    --mount=type=cache,target=/root/.cache/go-build \
+    go install github.com/golangci/golangci-lint/cmd/golangci-lint@latest || true
 
 CMD ["/bin/sketch"]
diff --git a/dockerimg/testdata/testcreatedockerfile_empty_repo.httprr b/dockerimg/testdata/testcreatedockerfile_empty_repo.httprr
index a6ee7e7..f269065 100644
--- a/dockerimg/testdata/testcreatedockerfile_empty_repo.httprr
+++ b/dockerimg/testdata/testcreatedockerfile_empty_repo.httprr
@@ -1,9 +1,9 @@
 httprr trace v1
-2435 1897
+3417 2071
 POST https://api.anthropic.com/v1/messages HTTP/1.1
 Host: api.anthropic.com
 User-Agent: Go-http-client/1.1
-Content-Length: 2238
+Content-Length: 3220
 Anthropic-Version: 2023-06-01
 Content-Type: application/json
 
@@ -15,7 +15,7 @@
    "content": [
     {
      "type": "text",
-     "text": "\nCall the dockerfile tool to create a Dockerfile.\nThe parameters to dockerfile fill out the From and ExtraCmds\ntemplate variables in the following Go template:\n\n```\nFROM golang:1.24-bookworm\n\nRUN set -eux; \\\n\tapt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim\n\nENV PATH=\"$GOPATH/bin:$PATH\"\n\nRUN go install golang.org/x/tools/cmd/goimports@latest\nRUN go install golang.org/x/tools/gopls@latest\nRUN go install mvdan.cc/gofumpt@latest\n\nENV GOTOOLCHAIN=auto\n\nRUN mkdir -p /root/.cache/sketch/webui\n\nARG GIT_USER_EMAIL\nARG GIT_USER_NAME\n\nRUN git config --global user.email \"$GIT_USER_EMAIL\" \u0026\u0026 \\\n    git config --global user.name \"$GIT_USER_NAME\"\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n{{.ExtraCmds}}\n\nCMD [\"/bin/sketch\"]\n\n```\n\nIn particular:\n- Assume it is primarily a Go project.\n- Python env setup is challenging and often no required, so any RUN commands involving python tooling should be written to let docker build continue if there is a failure.\n- Include any tools particular to this repository that can be inferred from the given context.\n- Append || true to any apt-get install commands in case the package does not exist.\n- MINIMIZE the number of extra_cmds generated. Straightforward environments do not need any.\n- Do NOT expose any ports.\n- Do NOT generate any CMD or ENTRYPOINT extra commands.\n"
+     "text": "\nCall the dockerfile tool to create a Dockerfile.\nThe parameters to dockerfile fill out the From and ExtraCmds\ntemplate variables in the following Go template:\n\n```\nFROM golang:1.24-bookworm\n\n# attempt to keep package installs lean\nRUN printf '%s\\n' \\\n      'path-exclude=/usr/share/man/*' \\\n      'path-exclude=/usr/share/doc/*' \\\n      'path-exclude=/usr/share/doc-base/*' \\\n      'path-exclude=/usr/share/info/*' \\\n      'path-exclude=/usr/share/locale/*' \\\n      'path-exclude=/usr/share/groff/*' \\\n      'path-exclude=/usr/share/lintian/*' \\\n      'path-exclude=/usr/share/zoneinfo/*' \\\n    \u003e /etc/dpkg/dpkg.cfg.d/01_nodoc\n\nRUN --mount=type=cache,target=/var/cache/apt \\\n\tset -eux; \\\n\tapt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim\n\n# Strip out docs from debian.\nRUN rm -rf /usr/share/{doc,doc-base,info,lintian,man,groff,locale,zoneinfo}/*\n\nENV PATH=\"$GOPATH/bin:$PATH\"\n\n# While these binaries install generally useful supporting packages,\n# the specific versions are rarely what a user wants so there is no\n# point polluting the base image module with them.\n\nRUN --mount=type=cache,target=/go/pkg/mod \\\n\t--mount=type=cache,target=/root/.cache/go-build \\\n\tset -eux; \\\n\tgo install golang.org/x/tools/cmd/goimports@latest; \\\n\tgo install golang.org/x/tools/gopls@latest; \\\n\tgo install mvdan.cc/gofumpt@latest; \\\n\tgo clean -cache -testcache\n\nENV GOTOOLCHAIN=auto\nENV SKETCH=1\n\nRUN mkdir -p /root/.cache/sketch/webui\n\nARG GIT_USER_EMAIL\nARG GIT_USER_NAME\n\nRUN git config --global user.email \"$GIT_USER_EMAIL\" \u0026\u0026 \\\n    git config --global user.name \"$GIT_USER_NAME\"\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n{{.ExtraCmds}}\n\nCMD [\"/bin/sketch\"]\n\n```\n\nIn particular:\n- Assume it is primarily a Go project.\n- Python env setup is challenging and often no required, so any RUN commands involving python tooling should be written to let docker build continue if there is a failure.\n- Include any tools particular to this repository that can be inferred from the given context.\n- Append || true to any apt-get install commands in case the package does not exist.\n- MINIMIZE the number of extra_cmds generated. Straightforward environments do not need any.\n- Do NOT expose any ports.\n- Do NOT generate any CMD or ENTRYPOINT extra commands.\n"
     },
     {
      "type": "text",
@@ -50,23 +50,23 @@
 Anthropic-Organization-Id: 3c473a21-7208-450a-a9f8-80aebda45c1b
 Anthropic-Ratelimit-Input-Tokens-Limit: 200000
 Anthropic-Ratelimit-Input-Tokens-Remaining: 200000
-Anthropic-Ratelimit-Input-Tokens-Reset: 2025-05-01T01:25:18Z
+Anthropic-Ratelimit-Input-Tokens-Reset: 2025-05-01T19:02:20Z
 Anthropic-Ratelimit-Output-Tokens-Limit: 80000
 Anthropic-Ratelimit-Output-Tokens-Remaining: 80000
-Anthropic-Ratelimit-Output-Tokens-Reset: 2025-05-01T01:25:21Z
+Anthropic-Ratelimit-Output-Tokens-Reset: 2025-05-01T19:02:23Z
 Anthropic-Ratelimit-Requests-Limit: 4000
 Anthropic-Ratelimit-Requests-Remaining: 3999
-Anthropic-Ratelimit-Requests-Reset: 2025-05-01T01:25:17Z
+Anthropic-Ratelimit-Requests-Reset: 2025-05-01T19:02:19Z
 Anthropic-Ratelimit-Tokens-Limit: 280000
 Anthropic-Ratelimit-Tokens-Remaining: 280000
-Anthropic-Ratelimit-Tokens-Reset: 2025-05-01T01:25:18Z
+Anthropic-Ratelimit-Tokens-Reset: 2025-05-01T19:02:20Z
 Cf-Cache-Status: DYNAMIC
-Cf-Ray: 938b7bf06c579e5c-SJC
+Cf-Ray: 939188528cf5182a-SJC
 Content-Type: application/json
-Date: Thu, 01 May 2025 01:25:21 GMT
-Request-Id: req_011CNfwP3eB71rSrsnZwG6yB
+Date: Thu, 01 May 2025 19:02:23 GMT
+Request-Id: req_011CNhKz8rkAzJCREU2BQw5d
 Server: cloudflare
 Via: 1.1 google
 X-Robots-Tag: none
 
-{"id":"msg_01MP89fzED7GroE4qh6DKasp","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"I'll call the dockerfile tool to create a Dockerfile for your Go project. Based on your requirements, I need to include commands that are resilient to failures (especially for Python setup) and append \"|| true\" to apt-get install commands."},{"type":"tool_use","id":"toolu_01Q5kAUCGzLvV2tSfxczMFSA","name":"dockerfile","input":{"extra_cmds":"# Install any Python dependencies but continue on error\nRUN if [ -f requirements.txt ]; then pip3 install -r requirements.txt || true; fi\n\n# Setup Go environment properly\nRUN if [ -f go.sum ]; then go mod tidy || true; fi\n\n# Make sure build scripts are executable\nRUN find . -name \"*.sh\" -exec chmod +x {} \\; || true"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":859,"cache_creation_input_tokens":0,"cache_read_input_tokens":0,"output_tokens":198}}
\ No newline at end of file
+{"id":"msg_01KHdRXc1S8tW5tBDjnw1QtA","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"I'll help you create a Dockerfile for this Go project using the provided template.\n\nBased on the information you've provided, I'll generate a minimal set of extra_cmds that follow your requirements:"},{"type":"tool_use","id":"toolu_01GeRBXJNdQe2q5gAqsPuAPE","name":"dockerfile","input":{"extra_cmds":"RUN --mount=type=cache,target=/var/cache/apt \\\n    set -eux; \\\n    apt-get update && \\\n    apt-get install -y --no-install-recommends python3-pip python3-venv || true\n\n# Set up Python environment, allowing failures to not stop the build\nRUN python3 -m pip install --upgrade pip || true\n\n# Install any Go tools specific to this project if needed\nRUN --mount=type=cache,target=/go/pkg/mod \\\n    --mount=type=cache,target=/root/.cache/go-build \\\n    go install github.com/golangci/golangci-lint/cmd/golangci-lint@latest || true"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":4,"cache_creation_input_tokens":1184,"cache_read_input_tokens":0,"output_tokens":262}}
\ No newline at end of file
diff --git a/dockerimg/testdata/testcreatedockerfile_mention_a_devtool_in_the_readme.dockerfile b/dockerimg/testdata/testcreatedockerfile_mention_a_devtool_in_the_readme.dockerfile
index 129f7f6..8d390b1 100644
--- a/dockerimg/testdata/testcreatedockerfile_mention_a_devtool_in_the_readme.dockerfile
+++ b/dockerimg/testdata/testcreatedockerfile_mention_a_devtool_in_the_readme.dockerfile
@@ -1,4 +1,4 @@
-FROM ghcr.io/boldsoftware/sketch:8ad6c62da599d2e478ef79d6ef563630
+FROM ghcr.io/boldsoftware/sketch:86ef7a672f85139e73f38d4cdf78d95f
 
 ARG GIT_USER_EMAIL
 ARG GIT_USER_NAME
@@ -6,12 +6,16 @@
 RUN git config --global user.email "$GIT_USER_EMAIL" && \
     git config --global user.name "$GIT_USER_NAME"
 
-LABEL sketch_context="fc9dd68c203618c0f878c9e10883e960cd88654a9a183f09f02db495ac0fb20a"
+LABEL sketch_context="8e7669851050cbea949f078549508f32fcd5014dc77e548c76bd9041db4e249a"
 COPY . /app
 
 WORKDIR /app
 RUN if [ -f go.mod ]; then go mod download; fi
 
-RUN apt-get install -y --no-install-recommends graphviz || true
+# Install graphviz for the 'dot' command needed for tests
+RUN --mount=type=cache,target=/var/cache/apt \
+    set -eux; \
+    apt-get update && \
+    apt-get install -y --no-install-recommends graphviz || true
 
 CMD ["/bin/sketch"]
diff --git a/dockerimg/testdata/testcreatedockerfile_mention_a_devtool_in_the_readme.httprr b/dockerimg/testdata/testcreatedockerfile_mention_a_devtool_in_the_readme.httprr
index eee33e4..4351f8d 100644
--- a/dockerimg/testdata/testcreatedockerfile_mention_a_devtool_in_the_readme.httprr
+++ b/dockerimg/testdata/testcreatedockerfile_mention_a_devtool_in_the_readme.httprr
@@ -1,9 +1,9 @@
 httprr trace v1
-2697 1730
+3679 1793
 POST https://api.anthropic.com/v1/messages HTTP/1.1
 Host: api.anthropic.com
 User-Agent: Go-http-client/1.1
-Content-Length: 2500
+Content-Length: 3482
 Anthropic-Version: 2023-06-01
 Content-Type: application/json
 
@@ -15,7 +15,7 @@
    "content": [
     {
      "type": "text",
-     "text": "\nCall the dockerfile tool to create a Dockerfile.\nThe parameters to dockerfile fill out the From and ExtraCmds\ntemplate variables in the following Go template:\n\n```\nFROM golang:1.24-bookworm\n\nRUN set -eux; \\\n\tapt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim\n\nENV PATH=\"$GOPATH/bin:$PATH\"\n\nRUN go install golang.org/x/tools/cmd/goimports@latest\nRUN go install golang.org/x/tools/gopls@latest\nRUN go install mvdan.cc/gofumpt@latest\n\nENV GOTOOLCHAIN=auto\n\nRUN mkdir -p /root/.cache/sketch/webui\n\nARG GIT_USER_EMAIL\nARG GIT_USER_NAME\n\nRUN git config --global user.email \"$GIT_USER_EMAIL\" \u0026\u0026 \\\n    git config --global user.name \"$GIT_USER_NAME\"\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n{{.ExtraCmds}}\n\nCMD [\"/bin/sketch\"]\n\n```\n\nIn particular:\n- Assume it is primarily a Go project.\n- Python env setup is challenging and often no required, so any RUN commands involving python tooling should be written to let docker build continue if there is a failure.\n- Include any tools particular to this repository that can be inferred from the given context.\n- Append || true to any apt-get install commands in case the package does not exist.\n- MINIMIZE the number of extra_cmds generated. Straightforward environments do not need any.\n- Do NOT expose any ports.\n- Do NOT generate any CMD or ENTRYPOINT extra commands.\nHere is the content of several files from the repository that may be relevant:\n\n"
+     "text": "\nCall the dockerfile tool to create a Dockerfile.\nThe parameters to dockerfile fill out the From and ExtraCmds\ntemplate variables in the following Go template:\n\n```\nFROM golang:1.24-bookworm\n\n# attempt to keep package installs lean\nRUN printf '%s\\n' \\\n      'path-exclude=/usr/share/man/*' \\\n      'path-exclude=/usr/share/doc/*' \\\n      'path-exclude=/usr/share/doc-base/*' \\\n      'path-exclude=/usr/share/info/*' \\\n      'path-exclude=/usr/share/locale/*' \\\n      'path-exclude=/usr/share/groff/*' \\\n      'path-exclude=/usr/share/lintian/*' \\\n      'path-exclude=/usr/share/zoneinfo/*' \\\n    \u003e /etc/dpkg/dpkg.cfg.d/01_nodoc\n\nRUN --mount=type=cache,target=/var/cache/apt \\\n\tset -eux; \\\n\tapt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim\n\n# Strip out docs from debian.\nRUN rm -rf /usr/share/{doc,doc-base,info,lintian,man,groff,locale,zoneinfo}/*\n\nENV PATH=\"$GOPATH/bin:$PATH\"\n\n# While these binaries install generally useful supporting packages,\n# the specific versions are rarely what a user wants so there is no\n# point polluting the base image module with them.\n\nRUN --mount=type=cache,target=/go/pkg/mod \\\n\t--mount=type=cache,target=/root/.cache/go-build \\\n\tset -eux; \\\n\tgo install golang.org/x/tools/cmd/goimports@latest; \\\n\tgo install golang.org/x/tools/gopls@latest; \\\n\tgo install mvdan.cc/gofumpt@latest; \\\n\tgo clean -cache -testcache\n\nENV GOTOOLCHAIN=auto\nENV SKETCH=1\n\nRUN mkdir -p /root/.cache/sketch/webui\n\nARG GIT_USER_EMAIL\nARG GIT_USER_NAME\n\nRUN git config --global user.email \"$GIT_USER_EMAIL\" \u0026\u0026 \\\n    git config --global user.name \"$GIT_USER_NAME\"\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n{{.ExtraCmds}}\n\nCMD [\"/bin/sketch\"]\n\n```\n\nIn particular:\n- Assume it is primarily a Go project.\n- Python env setup is challenging and often no required, so any RUN commands involving python tooling should be written to let docker build continue if there is a failure.\n- Include any tools particular to this repository that can be inferred from the given context.\n- Append || true to any apt-get install commands in case the package does not exist.\n- MINIMIZE the number of extra_cmds generated. Straightforward environments do not need any.\n- Do NOT expose any ports.\n- Do NOT generate any CMD or ENTRYPOINT extra commands.\nHere is the content of several files from the repository that may be relevant:\n\n"
     },
     {
      "type": "text",
@@ -54,23 +54,23 @@
 Anthropic-Organization-Id: 3c473a21-7208-450a-a9f8-80aebda45c1b
 Anthropic-Ratelimit-Input-Tokens-Limit: 200000
 Anthropic-Ratelimit-Input-Tokens-Remaining: 200000
-Anthropic-Ratelimit-Input-Tokens-Reset: 2025-05-01T01:25:15Z
+Anthropic-Ratelimit-Input-Tokens-Reset: 2025-05-01T19:02:16Z
 Anthropic-Ratelimit-Output-Tokens-Limit: 80000
 Anthropic-Ratelimit-Output-Tokens-Remaining: 80000
-Anthropic-Ratelimit-Output-Tokens-Reset: 2025-05-01T01:25:17Z
+Anthropic-Ratelimit-Output-Tokens-Reset: 2025-05-01T19:02:18Z
 Anthropic-Ratelimit-Requests-Limit: 4000
 Anthropic-Ratelimit-Requests-Remaining: 3999
-Anthropic-Ratelimit-Requests-Reset: 2025-05-01T01:25:14Z
+Anthropic-Ratelimit-Requests-Reset: 2025-05-01T19:02:15Z
 Anthropic-Ratelimit-Tokens-Limit: 280000
 Anthropic-Ratelimit-Tokens-Remaining: 280000
-Anthropic-Ratelimit-Tokens-Reset: 2025-05-01T01:25:15Z
+Anthropic-Ratelimit-Tokens-Reset: 2025-05-01T19:02:16Z
 Cf-Cache-Status: DYNAMIC
-Cf-Ray: 938b7bdcec5a9e5c-SJC
+Cf-Ray: 9391883b9e8b182a-SJC
 Content-Type: application/json
-Date: Thu, 01 May 2025 01:25:17 GMT
-Request-Id: req_011CNfwNpB3xiUA1NXD4aSZh
+Date: Thu, 01 May 2025 19:02:18 GMT
+Request-Id: req_011CNhKysARgbyCFcTW19o4f
 Server: cloudflare
 Via: 1.1 google
 X-Robots-Tag: none
 
-{"id":"msg_01MLsKiYXtB2c5xZfggoa2W5","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"Based on the provided template and the requirements, I'll help you create a Dockerfile using the dockerfile tool. \n\nFrom the readme.md file, I can see that the project requires the `dot` command to run tests. The `dot` command is typically provided by the `graphviz` package. I'll include this in the extra commands for the Dockerfile."},{"type":"tool_use","id":"toolu_01JGkNPfiCUr6dYzHhHKa2cR","name":"dockerfile","input":{"extra_cmds":"RUN apt-get install -y --no-install-recommends graphviz || true"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":908,"cache_creation_input_tokens":0,"cache_read_input_tokens":0,"output_tokens":151}}
\ No newline at end of file
+{"id":"msg_01KwUS7vWbPG3nXrpKEk6vxg","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"Based on the information provided, I need to create a Dockerfile for a primarily Go project. The readme indicates that `dot` (part of the Graphviz package) is required to run tests.\n\nI'll call the dockerfile tool with appropriate extra commands:"},{"type":"tool_use","id":"toolu_017HvF2NUrvZZGCqrjPFt9oA","name":"dockerfile","input":{"extra_cmds":"# Install graphviz for the 'dot' command needed for tests\nRUN --mount=type=cache,target=/var/cache/apt \\\n    set -eux; \\\n    apt-get update && \\\n    apt-get install -y --no-install-recommends graphviz || true"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":4,"cache_creation_input_tokens":1233,"cache_read_input_tokens":0,"output_tokens":178}}
\ No newline at end of file
diff --git a/dockerimg/testdata/testcreatedockerfile_python_misery.dockerfile b/dockerimg/testdata/testcreatedockerfile_python_misery.dockerfile
index 031bf57..c400402 100644
--- a/dockerimg/testdata/testcreatedockerfile_python_misery.dockerfile
+++ b/dockerimg/testdata/testcreatedockerfile_python_misery.dockerfile
@@ -1,4 +1,4 @@
-FROM ghcr.io/boldsoftware/sketch:8ad6c62da599d2e478ef79d6ef563630
+FROM ghcr.io/boldsoftware/sketch:86ef7a672f85139e73f38d4cdf78d95f
 
 ARG GIT_USER_EMAIL
 ARG GIT_USER_NAME
@@ -6,19 +6,20 @@
 RUN git config --global user.email "$GIT_USER_EMAIL" && \
     git config --global user.name "$GIT_USER_NAME"
 
-LABEL sketch_context="06ae0e78aabfa84fc629e6585f6260ec08fb49fc84330a9307173654d41a5628"
+LABEL sketch_context="6a2899d2fa46e4791d008adc7847bb0f374fd82e23ecc9ab7a1f5f188bf7fff5"
 COPY . /app
 
 WORKDIR /app
 RUN if [ -f go.mod ]; then go mod download; fi
 
-# Install Python 3.11
-RUN apt-get update && apt-get install -y --no-install-recommends python3.11 python3.11-dev python3.11-venv python3-pip || true
+# Install Python 3.11 (if not present in base image)
+RUN apt-get update && apt-get install -y python3.11 python3.11-venv python3-pip || true
 
-# Set up Python environment
-RUN update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.11 1 || true
+# Install DVC tool as requested in README
+RUN pip install dvc || true
 
-# Install DVC tool
-RUN pip3 install dvc || true
+# Create and activate Python virtual environment
+RUN python3.11 -m venv /app/.venv || true
+ENV PATH="/app/.venv/bin:$PATH"
 
 CMD ["/bin/sketch"]
diff --git a/dockerimg/testdata/testcreatedockerfile_python_misery.httprr b/dockerimg/testdata/testcreatedockerfile_python_misery.httprr
index ab18318..73de431 100644
--- a/dockerimg/testdata/testcreatedockerfile_python_misery.httprr
+++ b/dockerimg/testdata/testcreatedockerfile_python_misery.httprr
@@ -1,9 +1,9 @@
 httprr trace v1
-2720 1878
+3702 1887
 POST https://api.anthropic.com/v1/messages HTTP/1.1
 Host: api.anthropic.com
 User-Agent: Go-http-client/1.1
-Content-Length: 2523
+Content-Length: 3505
 Anthropic-Version: 2023-06-01
 Content-Type: application/json
 
@@ -15,7 +15,7 @@
    "content": [
     {
      "type": "text",
-     "text": "\nCall the dockerfile tool to create a Dockerfile.\nThe parameters to dockerfile fill out the From and ExtraCmds\ntemplate variables in the following Go template:\n\n```\nFROM golang:1.24-bookworm\n\nRUN set -eux; \\\n\tapt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim\n\nENV PATH=\"$GOPATH/bin:$PATH\"\n\nRUN go install golang.org/x/tools/cmd/goimports@latest\nRUN go install golang.org/x/tools/gopls@latest\nRUN go install mvdan.cc/gofumpt@latest\n\nENV GOTOOLCHAIN=auto\n\nRUN mkdir -p /root/.cache/sketch/webui\n\nARG GIT_USER_EMAIL\nARG GIT_USER_NAME\n\nRUN git config --global user.email \"$GIT_USER_EMAIL\" \u0026\u0026 \\\n    git config --global user.name \"$GIT_USER_NAME\"\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n{{.ExtraCmds}}\n\nCMD [\"/bin/sketch\"]\n\n```\n\nIn particular:\n- Assume it is primarily a Go project.\n- Python env setup is challenging and often no required, so any RUN commands involving python tooling should be written to let docker build continue if there is a failure.\n- Include any tools particular to this repository that can be inferred from the given context.\n- Append || true to any apt-get install commands in case the package does not exist.\n- MINIMIZE the number of extra_cmds generated. Straightforward environments do not need any.\n- Do NOT expose any ports.\n- Do NOT generate any CMD or ENTRYPOINT extra commands.\nHere is the content of several files from the repository that may be relevant:\n\n"
+     "text": "\nCall the dockerfile tool to create a Dockerfile.\nThe parameters to dockerfile fill out the From and ExtraCmds\ntemplate variables in the following Go template:\n\n```\nFROM golang:1.24-bookworm\n\n# attempt to keep package installs lean\nRUN printf '%s\\n' \\\n      'path-exclude=/usr/share/man/*' \\\n      'path-exclude=/usr/share/doc/*' \\\n      'path-exclude=/usr/share/doc-base/*' \\\n      'path-exclude=/usr/share/info/*' \\\n      'path-exclude=/usr/share/locale/*' \\\n      'path-exclude=/usr/share/groff/*' \\\n      'path-exclude=/usr/share/lintian/*' \\\n      'path-exclude=/usr/share/zoneinfo/*' \\\n    \u003e /etc/dpkg/dpkg.cfg.d/01_nodoc\n\nRUN --mount=type=cache,target=/var/cache/apt \\\n\tset -eux; \\\n\tapt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim\n\n# Strip out docs from debian.\nRUN rm -rf /usr/share/{doc,doc-base,info,lintian,man,groff,locale,zoneinfo}/*\n\nENV PATH=\"$GOPATH/bin:$PATH\"\n\n# While these binaries install generally useful supporting packages,\n# the specific versions are rarely what a user wants so there is no\n# point polluting the base image module with them.\n\nRUN --mount=type=cache,target=/go/pkg/mod \\\n\t--mount=type=cache,target=/root/.cache/go-build \\\n\tset -eux; \\\n\tgo install golang.org/x/tools/cmd/goimports@latest; \\\n\tgo install golang.org/x/tools/gopls@latest; \\\n\tgo install mvdan.cc/gofumpt@latest; \\\n\tgo clean -cache -testcache\n\nENV GOTOOLCHAIN=auto\nENV SKETCH=1\n\nRUN mkdir -p /root/.cache/sketch/webui\n\nARG GIT_USER_EMAIL\nARG GIT_USER_NAME\n\nRUN git config --global user.email \"$GIT_USER_EMAIL\" \u0026\u0026 \\\n    git config --global user.name \"$GIT_USER_NAME\"\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n{{.ExtraCmds}}\n\nCMD [\"/bin/sketch\"]\n\n```\n\nIn particular:\n- Assume it is primarily a Go project.\n- Python env setup is challenging and often no required, so any RUN commands involving python tooling should be written to let docker build continue if there is a failure.\n- Include any tools particular to this repository that can be inferred from the given context.\n- Append || true to any apt-get install commands in case the package does not exist.\n- MINIMIZE the number of extra_cmds generated. Straightforward environments do not need any.\n- Do NOT expose any ports.\n- Do NOT generate any CMD or ENTRYPOINT extra commands.\nHere is the content of several files from the repository that may be relevant:\n\n"
     },
     {
      "type": "text",
@@ -54,23 +54,23 @@
 Anthropic-Organization-Id: 3c473a21-7208-450a-a9f8-80aebda45c1b
 Anthropic-Ratelimit-Input-Tokens-Limit: 200000
 Anthropic-Ratelimit-Input-Tokens-Remaining: 200000
-Anthropic-Ratelimit-Input-Tokens-Reset: 2025-05-01T01:25:24Z
+Anthropic-Ratelimit-Input-Tokens-Reset: 2025-05-01T19:02:25Z
 Anthropic-Ratelimit-Output-Tokens-Limit: 80000
 Anthropic-Ratelimit-Output-Tokens-Remaining: 80000
-Anthropic-Ratelimit-Output-Tokens-Reset: 2025-05-01T01:25:27Z
+Anthropic-Ratelimit-Output-Tokens-Reset: 2025-05-01T19:02:28Z
 Anthropic-Ratelimit-Requests-Limit: 4000
 Anthropic-Ratelimit-Requests-Remaining: 3999
-Anthropic-Ratelimit-Requests-Reset: 2025-05-01T01:25:21Z
+Anthropic-Ratelimit-Requests-Reset: 2025-05-01T19:02:24Z
 Anthropic-Ratelimit-Tokens-Limit: 280000
 Anthropic-Ratelimit-Tokens-Remaining: 280000
-Anthropic-Ratelimit-Tokens-Reset: 2025-05-01T01:25:24Z
+Anthropic-Ratelimit-Tokens-Reset: 2025-05-01T19:02:25Z
 Cf-Cache-Status: DYNAMIC
-Cf-Ray: 938b7c0b3c2b9e5c-SJC
+Cf-Ray: 9391886fdb88182a-SJC
 Content-Type: application/json
-Date: Thu, 01 May 2025 01:25:27 GMT
-Request-Id: req_011CNfwPMwWSkNQonwYtebtX
+Date: Thu, 01 May 2025 19:02:28 GMT
+Request-Id: req_011CNhKzUsGS5rQrDk6nz24m
 Server: cloudflare
 Via: 1.1 google
 X-Robots-Tag: none
 
-{"id":"msg_01X4EW9PpfxCdujwVQFTfFNW","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"Based on the README.md, I can see that this project requires Python 3.11 and the DVC tool, which should be included in the Dockerfile. I'll call the dockerfile tool with appropriate extra commands to set up these requirements."},{"type":"tool_use","id":"toolu_01WSaqTV4yGpqQzBnPSPMfJS","name":"dockerfile","input":{"extra_cmds":"# Install Python 3.11\nRUN apt-get update && apt-get install -y --no-install-recommends python3.11 python3.11-dev python3.11-venv python3-pip || true\n\n# Set up Python environment\nRUN update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.11 1 || true\n\n# Install DVC tool\nRUN pip3 install dvc || true"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":915,"cache_creation_input_tokens":0,"cache_read_input_tokens":0,"output_tokens":215}}
\ No newline at end of file
+{"id":"msg_01FHgcbUNsUgPr94bUXGbFtw","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"Based on the README.md content, I can see this project requires Python 3.11 and the DVC (Data Version Control) tool. I'll create a Dockerfile that accommodates these requirements while following your guidelines."},{"type":"tool_use","id":"toolu_01QdhghYK4Y3uJVRohyenCf3","name":"dockerfile","input":{"extra_cmds":"# Install Python 3.11 (if not present in base image)\nRUN apt-get update && apt-get install -y python3.11 python3.11-venv python3-pip || true\n\n# Install DVC tool as requested in README\nRUN pip install dvc || true\n\n# Create and activate Python virtual environment\nRUN python3.11 -m venv /app/.venv || true\nENV PATH=\"/app/.venv/bin:$PATH\""}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":4,"cache_creation_input_tokens":1240,"cache_read_input_tokens":0,"output_tokens":211}}
\ No newline at end of file
diff --git a/dockerimg/testdata/testcreatedockerfile_repo_with_readme_and_workflow.dockerfile b/dockerimg/testdata/testcreatedockerfile_repo_with_readme_and_workflow.dockerfile
index fae80a3..65dc062 100644
--- a/dockerimg/testdata/testcreatedockerfile_repo_with_readme_and_workflow.dockerfile
+++ b/dockerimg/testdata/testcreatedockerfile_repo_with_readme_and_workflow.dockerfile
@@ -1,4 +1,4 @@
-FROM ghcr.io/boldsoftware/sketch:8ad6c62da599d2e478ef79d6ef563630
+FROM ghcr.io/boldsoftware/sketch:86ef7a672f85139e73f38d4cdf78d95f
 
 ARG GIT_USER_EMAIL
 ARG GIT_USER_NAME
@@ -6,15 +6,16 @@
 RUN git config --global user.email "$GIT_USER_EMAIL" && \
     git config --global user.name "$GIT_USER_NAME"
 
-LABEL sketch_context="3d03f73f3537490cbbce6b19d529404113eefbf09d3b77bbc1c05c35505b44fb"
+LABEL sketch_context="c4ea887ac5976c2017ccdc471f243212da6432801db50cac2c94977288af310f"
 COPY . /app
 
 WORKDIR /app
 RUN if [ -f go.mod ]; then go mod download; fi
 
+# Install Node.js related tools with corepack
 RUN npm install -g corepack && corepack enable || true
 
-# If there are package.json files, install dependencies
-RUN find . -name "package.json" -maxdepth 3 -execdir npm install \; || true
+# Ensure go tests can run
+RUN go install gotest.tools/gotestsum@latest || true
 
 CMD ["/bin/sketch"]
diff --git a/dockerimg/testdata/testcreatedockerfile_repo_with_readme_and_workflow.httprr b/dockerimg/testdata/testcreatedockerfile_repo_with_readme_and_workflow.httprr
index 633149e..9f273b8 100644
--- a/dockerimg/testdata/testcreatedockerfile_repo_with_readme_and_workflow.httprr
+++ b/dockerimg/testdata/testcreatedockerfile_repo_with_readme_and_workflow.httprr
@@ -1,9 +1,9 @@
 httprr trace v1
-3169 1716
+4151 1880
 POST https://api.anthropic.com/v1/messages HTTP/1.1
 Host: api.anthropic.com
 User-Agent: Go-http-client/1.1
-Content-Length: 2972
+Content-Length: 3954
 Anthropic-Version: 2023-06-01
 Content-Type: application/json
 
@@ -15,7 +15,7 @@
    "content": [
     {
      "type": "text",
-     "text": "\nCall the dockerfile tool to create a Dockerfile.\nThe parameters to dockerfile fill out the From and ExtraCmds\ntemplate variables in the following Go template:\n\n```\nFROM golang:1.24-bookworm\n\nRUN set -eux; \\\n\tapt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim\n\nENV PATH=\"$GOPATH/bin:$PATH\"\n\nRUN go install golang.org/x/tools/cmd/goimports@latest\nRUN go install golang.org/x/tools/gopls@latest\nRUN go install mvdan.cc/gofumpt@latest\n\nENV GOTOOLCHAIN=auto\n\nRUN mkdir -p /root/.cache/sketch/webui\n\nARG GIT_USER_EMAIL\nARG GIT_USER_NAME\n\nRUN git config --global user.email \"$GIT_USER_EMAIL\" \u0026\u0026 \\\n    git config --global user.name \"$GIT_USER_NAME\"\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n{{.ExtraCmds}}\n\nCMD [\"/bin/sketch\"]\n\n```\n\nIn particular:\n- Assume it is primarily a Go project.\n- Python env setup is challenging and often no required, so any RUN commands involving python tooling should be written to let docker build continue if there is a failure.\n- Include any tools particular to this repository that can be inferred from the given context.\n- Append || true to any apt-get install commands in case the package does not exist.\n- MINIMIZE the number of extra_cmds generated. Straightforward environments do not need any.\n- Do NOT expose any ports.\n- Do NOT generate any CMD or ENTRYPOINT extra commands.\nHere is the content of several files from the repository that may be relevant:\n\n"
+     "text": "\nCall the dockerfile tool to create a Dockerfile.\nThe parameters to dockerfile fill out the From and ExtraCmds\ntemplate variables in the following Go template:\n\n```\nFROM golang:1.24-bookworm\n\n# attempt to keep package installs lean\nRUN printf '%s\\n' \\\n      'path-exclude=/usr/share/man/*' \\\n      'path-exclude=/usr/share/doc/*' \\\n      'path-exclude=/usr/share/doc-base/*' \\\n      'path-exclude=/usr/share/info/*' \\\n      'path-exclude=/usr/share/locale/*' \\\n      'path-exclude=/usr/share/groff/*' \\\n      'path-exclude=/usr/share/lintian/*' \\\n      'path-exclude=/usr/share/zoneinfo/*' \\\n    \u003e /etc/dpkg/dpkg.cfg.d/01_nodoc\n\nRUN --mount=type=cache,target=/var/cache/apt \\\n\tset -eux; \\\n\tapt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim\n\n# Strip out docs from debian.\nRUN rm -rf /usr/share/{doc,doc-base,info,lintian,man,groff,locale,zoneinfo}/*\n\nENV PATH=\"$GOPATH/bin:$PATH\"\n\n# While these binaries install generally useful supporting packages,\n# the specific versions are rarely what a user wants so there is no\n# point polluting the base image module with them.\n\nRUN --mount=type=cache,target=/go/pkg/mod \\\n\t--mount=type=cache,target=/root/.cache/go-build \\\n\tset -eux; \\\n\tgo install golang.org/x/tools/cmd/goimports@latest; \\\n\tgo install golang.org/x/tools/gopls@latest; \\\n\tgo install mvdan.cc/gofumpt@latest; \\\n\tgo clean -cache -testcache\n\nENV GOTOOLCHAIN=auto\nENV SKETCH=1\n\nRUN mkdir -p /root/.cache/sketch/webui\n\nARG GIT_USER_EMAIL\nARG GIT_USER_NAME\n\nRUN git config --global user.email \"$GIT_USER_EMAIL\" \u0026\u0026 \\\n    git config --global user.name \"$GIT_USER_NAME\"\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n{{.ExtraCmds}}\n\nCMD [\"/bin/sketch\"]\n\n```\n\nIn particular:\n- Assume it is primarily a Go project.\n- Python env setup is challenging and often no required, so any RUN commands involving python tooling should be written to let docker build continue if there is a failure.\n- Include any tools particular to this repository that can be inferred from the given context.\n- Append || true to any apt-get install commands in case the package does not exist.\n- MINIMIZE the number of extra_cmds generated. Straightforward environments do not need any.\n- Do NOT expose any ports.\n- Do NOT generate any CMD or ENTRYPOINT extra commands.\nHere is the content of several files from the repository that may be relevant:\n\n"
     },
     {
      "type": "text",
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-{"id":"msg_01JcRhsSKYT8GhXwP4oXUVhv","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"Based on the repository information provided, I can see this is primarily a Go project that also uses Node.js with corepack enabled. I'll create an appropriate Dockerfile for this environment."},{"type":"tool_use","id":"toolu_01RYAqBMv9dmKdTp8mpsqS75","name":"dockerfile","input":{"extra_cmds":"RUN npm install -g corepack && corepack enable || true\n\n# If there are package.json files, install dependencies\nRUN find . -name \"package.json\" -maxdepth 3 -execdir npm install \\; || true"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":4,"cache_creation_input_tokens":1028,"cache_read_input_tokens":0,"output_tokens":150}}
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+{"id":"msg_01UxDZ5kfEXg1JQ2nms1YQpm","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"I'll call the dockerfile tool to create a Dockerfile based on the template and context you've provided.\n\nLooking at the provided files and context:\n- This is primarily a Go project\n- The GitHub workflow shows it uses Node.js 18 and corepack\n- There's no indication of Python-specific requirements\n\nI'll create appropriate extra commands for this environment:"},{"type":"tool_use","id":"toolu_019ENsUM5BZQ5d1WFrzZMVTS","name":"dockerfile","input":{"extra_cmds":"# Install Node.js related tools with corepack\nRUN npm install -g corepack && corepack enable || true\n\n# Ensure go tests can run\nRUN go install gotest.tools/gotestsum@latest || true"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":4,"cache_creation_input_tokens":1357,"cache_read_input_tokens":0,"output_tokens":187}}
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