diff --git a/dockerimg/testdata/testcreatedockerfile_basic_repo_with_readme.dockerfile b/dockerimg/testdata/testcreatedockerfile_basic_repo_with_readme.dockerfile
index 1a3fe68..b5c3379 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:99a2e4afe316b3c6cf138830dbfb7796
+FROM ghcr.io/boldsoftware/sketch:33392fad8fef8761c0ef3ec098713f00
 
 ARG GIT_USER_EMAIL
 ARG GIT_USER_NAME
@@ -7,7 +7,7 @@
     git config --global user.name "$GIT_USER_NAME" && \
     git config --global http.postBuffer 524288000
 
-LABEL sketch_context="45ae7c2a65560701f1da47223747d1e8d9e62d75b5fc28b51d3a5f6afb0daa3e"
+LABEL sketch_context="32f3dfaaf9794fb866df21522ace42c3d6c9f5664a7edd77e0a90daf57c315ba"
 COPY . /app
 RUN rm -f /app/tmp-sketch-dockerfile
 
@@ -17,16 +17,7 @@
 # Switch to lenient shell so we are more likely to get past failing extra_cmds.
 SHELL ["/bin/bash", "-uo", "pipefail", "-c"]
 
-RUN echo "Setting up a minimal Go test project environment"
-
-# Install any Go-specific testing tools
-RUN go install github.com/stretchr/testify@latest || true
-
-# Basic Python environment setup (optional, will continue if it fails)
-RUN pip3 install pytest pytest-cov || true
-
-# Run initial setup if needed
-RUN if [ -f "Makefile" ]; then make setup || true; fi
+RUN echo "Go test project environment ready" || true
 
 # Switch back to strict shell after extra_cmds.
 SHELL ["/bin/bash", "-euxo", "pipefail", "-c"]
diff --git a/dockerimg/testdata/testcreatedockerfile_basic_repo_with_readme.httprr b/dockerimg/testdata/testcreatedockerfile_basic_repo_with_readme.httprr
index 3b2a272..cc01241 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
-4061 2059
+4078 1691
 POST https://api.anthropic.com/v1/messages HTTP/1.1
 Host: api.anthropic.com
 User-Agent: Go-http-client/1.1
-Content-Length: 3864
+Content-Length: 3881
 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\n# Switch from dash to bash by default.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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 apt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim chromium \u0026\u0026 \\\n\tapt-get clean \u0026\u0026 \\\n\trm -rf /var/lib/apt/lists/* \u0026\u0026 \\\n\trm -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 go 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 -modcache\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\" \u0026\u0026 \\\n    git config --global http.postBuffer 524288000\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\nRUN rm -f /app/tmp-sketch-dockerfile\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n# Switch to lenient shell so we are more likely to get past failing extra_cmds.\nSHELL [\"/bin/bash\", \"-uo\", \"pipefail\", \"-c\"]\n\n{{.ExtraCmds}}\n\n# Switch back to strict shell after extra_cmds.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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# Switch from dash to bash by default.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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 apt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim chromium lsof iproute2 less \u0026\u0026 \\\n\tapt-get clean \u0026\u0026 \\\n\trm -rf /var/lib/apt/lists/* \u0026\u0026 \\\n\trm -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 go 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 -modcache\n\nENV GOTOOLCHAIN=auto\nENV SKETCH=1\n\nRUN mkdir -p /root/.cache/sketch/webui\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\" \u0026\u0026 \\\n    git config --global http.postBuffer 524288000\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\nRUN rm -f /app/tmp-sketch-dockerfile\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n# Switch to lenient shell so we are more likely to get past failing extra_cmds.\nSHELL [\"/bin/bash\", \"-uo\", \"pipefail\", \"-c\"]\n\n{{.ExtraCmds}}\n\n# Switch back to strict shell after extra_cmds.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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",
@@ -54,24 +54,24 @@
 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: 2025-05-12T22:11:24Z
+Anthropic-Ratelimit-Input-Tokens-Reset: 2025-05-20T02:20:23Z
 Anthropic-Ratelimit-Output-Tokens-Limit: 80000
 Anthropic-Ratelimit-Output-Tokens-Remaining: 80000
-Anthropic-Ratelimit-Output-Tokens-Reset: 2025-05-12T22:11:27Z
+Anthropic-Ratelimit-Output-Tokens-Reset: 2025-05-20T02:20:25Z
 Anthropic-Ratelimit-Requests-Limit: 4000
 Anthropic-Ratelimit-Requests-Remaining: 3999
-Anthropic-Ratelimit-Requests-Reset: 2025-05-12T22:11:23Z
+Anthropic-Ratelimit-Requests-Reset: 2025-05-20T02:20:20Z
 Anthropic-Ratelimit-Tokens-Limit: 280000
 Anthropic-Ratelimit-Tokens-Remaining: 280000
-Anthropic-Ratelimit-Tokens-Reset: 2025-05-12T22:11:24Z
+Anthropic-Ratelimit-Tokens-Reset: 2025-05-20T02:20:23Z
 Cf-Cache-Status: DYNAMIC
-Cf-Ray: 93ed4066fb0815f1-SJC
+Cf-Ray: 94285ab63f6f7ad9-SJC
 Content-Type: application/json
-Date: Mon, 12 May 2025 22:11:27 GMT
-Request-Id: req_011CP4QJRmnGAKXEnzGGxtW2
+Date: Tue, 20 May 2025 02:20:25 GMT
+Request-Id: req_011CPHywwgnLpb2hajs3yWSs
 Server: cloudflare
 Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
 Via: 1.1 google
 X-Robots-Tag: none
 
-{"id":"msg_01HbwfjH72DPpZi1pSfuudRG","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"Based on the information provided, I'll call the dockerfile tool to create a Dockerfile for your Go project. Since this is described as a simple \"Test Project\" in the README, and no specific requirements beyond the basic Go setup are mentioned, I'll keep the extra commands minimal."},{"type":"tool_use","id":"toolu_01SqSrsmtLg3x31bmD3m6B68","name":"dockerfile","input":{"extra_cmds":"RUN echo \"Setting up a minimal Go test project environment\"\n\n# Install any Go-specific testing tools\nRUN go install github.com/stretchr/testify@latest || true\n\n# Basic Python environment setup (optional, will continue if it fails)\nRUN pip3 install pytest pytest-cov || true\n\n# Run initial setup if needed\nRUN if [ -f \"Makefile\" ]; then make setup || true; fi"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":4,"cache_creation_input_tokens":1330,"cache_read_input_tokens":0,"output_tokens":209}}
\ No newline at end of file
+{"id":"msg_01J68vxiHHgahgJDGCn68rAP","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"Based on the provided template and README.md, I'll call the dockerfile tool. Since this appears to be a simple Go test project with no specific requirements beyond what's already in the template, I'll keep the extra commands minimal."},{"type":"tool_use","id":"toolu_01J4NE5Z47JHU1KCH4kpBwvD","name":"dockerfile","input":{"extra_cmds":"RUN echo \"Go test project environment ready\" || true"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":4,"cache_creation_input_tokens":1339,"cache_read_input_tokens":0,"output_tokens":113}}
\ No newline at end of file
diff --git a/dockerimg/testdata/testcreatedockerfile_empty_repo.dockerfile b/dockerimg/testdata/testcreatedockerfile_empty_repo.dockerfile
index d3bec5b..109cc25 100644
--- a/dockerimg/testdata/testcreatedockerfile_empty_repo.dockerfile
+++ b/dockerimg/testdata/testcreatedockerfile_empty_repo.dockerfile
@@ -1,4 +1,4 @@
-FROM ghcr.io/boldsoftware/sketch:99a2e4afe316b3c6cf138830dbfb7796
+FROM ghcr.io/boldsoftware/sketch:33392fad8fef8761c0ef3ec098713f00
 
 ARG GIT_USER_EMAIL
 ARG GIT_USER_NAME
@@ -7,7 +7,7 @@
     git config --global user.name "$GIT_USER_NAME" && \
     git config --global http.postBuffer 524288000
 
-LABEL sketch_context="731625e8ccb108e34ec80ec82ad2eff3d65cd962c13cc9a33e3456d828b48b65"
+LABEL sketch_context="301178240b689140442bd8e7fea6864f93b6a2eb467cb0510c99369c68156657"
 COPY . /app
 RUN rm -f /app/tmp-sketch-dockerfile
 
@@ -17,23 +17,13 @@
 # Switch to lenient shell so we are more likely to get past failing extra_cmds.
 SHELL ["/bin/bash", "-uo", "pipefail", "-c"]
 
-RUN go mod tidy || true
-
-# Install any Python dependencies if a requirements.txt exists, but continue on failure
 RUN if [ -f requirements.txt ]; then pip3 install -r requirements.txt || true; fi
 
-# Install any npm dependencies if package.json exists
 RUN if [ -f package.json ]; then npm install || true; fi
 
-# Install additional tools that might be useful for Go development
+# Install any project-specific linters and tools
 RUN go install github.com/golangci/golangci-lint/cmd/golangci-lint@latest || true
 
-# Install any additional needed packages
-RUN apt-get update && apt-get install -y --no-install-recommends \
-    make \
-    protobuf-compiler \
-    || true
-
 # Switch back to strict shell after extra_cmds.
 SHELL ["/bin/bash", "-euxo", "pipefail", "-c"]
 
diff --git a/dockerimg/testdata/testcreatedockerfile_empty_repo.httprr b/dockerimg/testdata/testcreatedockerfile_empty_repo.httprr
index b7e43a6..c1e009f 100644
--- a/dockerimg/testdata/testcreatedockerfile_empty_repo.httprr
+++ b/dockerimg/testdata/testcreatedockerfile_empty_repo.httprr
@@ -1,9 +1,9 @@
 httprr trace v1
-3814 2302
+3831 2022
 POST https://api.anthropic.com/v1/messages HTTP/1.1
 Host: api.anthropic.com
 User-Agent: Go-http-client/1.1
-Content-Length: 3617
+Content-Length: 3634
 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\n# Switch from dash to bash by default.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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 apt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim chromium \u0026\u0026 \\\n\tapt-get clean \u0026\u0026 \\\n\trm -rf /var/lib/apt/lists/* \u0026\u0026 \\\n\trm -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 go 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 -modcache\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\" \u0026\u0026 \\\n    git config --global http.postBuffer 524288000\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\nRUN rm -f /app/tmp-sketch-dockerfile\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n# Switch to lenient shell so we are more likely to get past failing extra_cmds.\nSHELL [\"/bin/bash\", \"-uo\", \"pipefail\", \"-c\"]\n\n{{.ExtraCmds}}\n\n# Switch back to strict shell after extra_cmds.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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# Switch from dash to bash by default.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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 apt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim chromium lsof iproute2 less \u0026\u0026 \\\n\tapt-get clean \u0026\u0026 \\\n\trm -rf /var/lib/apt/lists/* \u0026\u0026 \\\n\trm -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 go 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 -modcache\n\nENV GOTOOLCHAIN=auto\nENV SKETCH=1\n\nRUN mkdir -p /root/.cache/sketch/webui\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\" \u0026\u0026 \\\n    git config --global http.postBuffer 524288000\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\nRUN rm -f /app/tmp-sketch-dockerfile\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n# Switch to lenient shell so we are more likely to get past failing extra_cmds.\nSHELL [\"/bin/bash\", \"-uo\", \"pipefail\", \"-c\"]\n\n{{.ExtraCmds}}\n\n# Switch back to strict shell after extra_cmds.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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",
@@ -49,25 +49,25 @@
 }HTTP/2.0 200 OK
 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: 2025-05-12T22:11:34Z
+Anthropic-Ratelimit-Input-Tokens-Remaining: 191000
+Anthropic-Ratelimit-Input-Tokens-Reset: 2025-05-20T02:20:41Z
 Anthropic-Ratelimit-Output-Tokens-Limit: 80000
 Anthropic-Ratelimit-Output-Tokens-Remaining: 80000
-Anthropic-Ratelimit-Output-Tokens-Reset: 2025-05-12T22:11:38Z
+Anthropic-Ratelimit-Output-Tokens-Reset: 2025-05-20T02:20:41Z
 Anthropic-Ratelimit-Requests-Limit: 4000
 Anthropic-Ratelimit-Requests-Remaining: 3999
-Anthropic-Ratelimit-Requests-Reset: 2025-05-12T22:11:34Z
+Anthropic-Ratelimit-Requests-Reset: 2025-05-20T02:20:35Z
 Anthropic-Ratelimit-Tokens-Limit: 280000
-Anthropic-Ratelimit-Tokens-Remaining: 280000
-Anthropic-Ratelimit-Tokens-Reset: 2025-05-12T22:11:34Z
+Anthropic-Ratelimit-Tokens-Remaining: 271000
+Anthropic-Ratelimit-Tokens-Reset: 2025-05-20T02:20:41Z
 Cf-Cache-Status: DYNAMIC
-Cf-Ray: 93ed40aa2a0a15f1-SJC
+Cf-Ray: 94285b132c007ad9-SJC
 Content-Type: application/json
-Date: Mon, 12 May 2025 22:11:38 GMT
-Request-Id: req_011CP4QKDoEASpcodpKxqnmc
+Date: Tue, 20 May 2025 02:20:41 GMT
+Request-Id: req_011CPHyy3GAwqsKthn5XDGWq
 Server: cloudflare
 Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
 Via: 1.1 google
 X-Robots-Tag: none
 
-{"id":"msg_01CqJZHCyfadjtubpXjTZQax","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"I'll help you create a Dockerfile using the provided template. Based on your instructions, I need to create a minimal set of extra commands for a Go project, ensuring Python setup commands don't stop the build if they fail, and add safety measures to apt-get commands."},{"type":"tool_use","id":"toolu_01R7nDPwC4q2mK9em7o6zqja","name":"dockerfile","input":{"extra_cmds":"RUN go mod tidy || true\n\n# Install any Python dependencies if a requirements.txt exists, but continue on failure\nRUN if [ -f requirements.txt ]; then pip3 install -r requirements.txt || true; fi\n\n# Install any npm dependencies if package.json exists\nRUN if [ -f package.json ]; then npm install || true; fi\n\n# Install additional tools that might be useful for Go development\nRUN go install github.com/golangci/golangci-lint/cmd/golangci-lint@latest || true\n\n# Install any additional needed packages\nRUN apt-get update && apt-get install -y --no-install-recommends \\\n    make \\\n    protobuf-compiler \\\n    || true"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":4,"cache_creation_input_tokens":1286,"cache_read_input_tokens":0,"output_tokens":278}}
\ No newline at end of file
+{"id":"msg_01CfhEVAodDgD6uP9AG7e7tH","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"I'll help you create a Dockerfile for your Go project by calling the dockerfile tool with appropriate extra commands.\n\nFrom the template you provided, I can see this is primarily a Go project, but may have Python dependencies as well. I'll keep the extra commands minimal while ensuring Python setup commands can continue even if they fail."},{"type":"tool_use","id":"toolu_01MKdb5bTTvguR3fuF63dzc3","name":"dockerfile","input":{"extra_cmds":"RUN if [ -f requirements.txt ]; then pip3 install -r requirements.txt || true; fi\n\nRUN if [ -f package.json ]; then npm install || true; fi\n\n# Install any project-specific linters and tools\nRUN 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":1295,"cache_read_input_tokens":0,"output_tokens":206}}
\ 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 5bb58e9..335a19b 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:99a2e4afe316b3c6cf138830dbfb7796
+FROM ghcr.io/boldsoftware/sketch:33392fad8fef8761c0ef3ec098713f00
 
 ARG GIT_USER_EMAIL
 ARG GIT_USER_NAME
@@ -7,7 +7,7 @@
     git config --global user.name "$GIT_USER_NAME" && \
     git config --global http.postBuffer 524288000
 
-LABEL sketch_context="4b57cd5672dffa6afe8495834d5965702be578e00b3ef168060630c7d1889fd9"
+LABEL sketch_context="7e1f552b9580950cbed404c55363e639b1a653106d13b5d0a8d1977312f9aa73"
 COPY . /app
 RUN rm -f /app/tmp-sketch-dockerfile
 
@@ -17,7 +17,7 @@
 # Switch to lenient shell so we are more likely to get past failing extra_cmds.
 SHELL ["/bin/bash", "-uo", "pipefail", "-c"]
 
-RUN apt-get update && apt-get install -y graphviz || true
+RUN apt-get update && apt-get install -y --no-install-recommends graphviz || true
 
 # Switch back to strict shell after extra_cmds.
 SHELL ["/bin/bash", "-euxo", "pipefail", "-c"]
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 8640e4c..3625ecb 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
-4076 1753
+4093 1665
 POST https://api.anthropic.com/v1/messages HTTP/1.1
 Host: api.anthropic.com
 User-Agent: Go-http-client/1.1
-Content-Length: 3879
+Content-Length: 3896
 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\n# Switch from dash to bash by default.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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 apt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim chromium \u0026\u0026 \\\n\tapt-get clean \u0026\u0026 \\\n\trm -rf /var/lib/apt/lists/* \u0026\u0026 \\\n\trm -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 go 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 -modcache\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\" \u0026\u0026 \\\n    git config --global http.postBuffer 524288000\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\nRUN rm -f /app/tmp-sketch-dockerfile\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n# Switch to lenient shell so we are more likely to get past failing extra_cmds.\nSHELL [\"/bin/bash\", \"-uo\", \"pipefail\", \"-c\"]\n\n{{.ExtraCmds}}\n\n# Switch back to strict shell after extra_cmds.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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# Switch from dash to bash by default.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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 apt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim chromium lsof iproute2 less \u0026\u0026 \\\n\tapt-get clean \u0026\u0026 \\\n\trm -rf /var/lib/apt/lists/* \u0026\u0026 \\\n\trm -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 go 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 -modcache\n\nENV GOTOOLCHAIN=auto\nENV SKETCH=1\n\nRUN mkdir -p /root/.cache/sketch/webui\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\" \u0026\u0026 \\\n    git config --global http.postBuffer 524288000\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\nRUN rm -f /app/tmp-sketch-dockerfile\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n# Switch to lenient shell so we are more likely to get past failing extra_cmds.\nSHELL [\"/bin/bash\", \"-uo\", \"pipefail\", \"-c\"]\n\n{{.ExtraCmds}}\n\n# Switch back to strict shell after extra_cmds.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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",
@@ -54,24 +54,24 @@
 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: 2025-05-12T22:11:32Z
+Anthropic-Ratelimit-Input-Tokens-Reset: 2025-05-20T02:20:34Z
 Anthropic-Ratelimit-Output-Tokens-Limit: 80000
 Anthropic-Ratelimit-Output-Tokens-Remaining: 80000
-Anthropic-Ratelimit-Output-Tokens-Reset: 2025-05-12T22:11:33Z
+Anthropic-Ratelimit-Output-Tokens-Reset: 2025-05-20T02:20:35Z
 Anthropic-Ratelimit-Requests-Limit: 4000
 Anthropic-Ratelimit-Requests-Remaining: 3999
-Anthropic-Ratelimit-Requests-Reset: 2025-05-12T22:11:31Z
+Anthropic-Ratelimit-Requests-Reset: 2025-05-20T02:20:30Z
 Anthropic-Ratelimit-Tokens-Limit: 280000
 Anthropic-Ratelimit-Tokens-Remaining: 280000
-Anthropic-Ratelimit-Tokens-Reset: 2025-05-12T22:11:32Z
+Anthropic-Ratelimit-Tokens-Reset: 2025-05-20T02:20:34Z
 Cf-Cache-Status: DYNAMIC
-Cf-Ray: 93ed4097fcd615f1-SJC
+Cf-Ray: 94285af4ddfb7ad9-SJC
 Content-Type: application/json
-Date: Mon, 12 May 2025 22:11:33 GMT
-Request-Id: req_011CP4QK1HuLvxeee2k9fVrB
+Date: Tue, 20 May 2025 02:20:35 GMT
+Request-Id: req_011CPHyxgZj372fX717kTeUi
 Server: cloudflare
 Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
 Via: 1.1 google
 X-Robots-Tag: none
 
-{"id":"msg_01CoidaZcYJKtcHKkUfGCdzB","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"I see you need me to create a Dockerfile for a Go project where the README indicates that `dot` is required to run tests.\n\nBased on the template and the readme.md content, I'll call the dockerfile tool with extra commands to install the `dot` utility, which is part of the Graphviz package."},{"type":"tool_use","id":"toolu_013NtuKM1ntzhLgvHCbZxD4L","name":"dockerfile","input":{"extra_cmds":"RUN apt-get update && apt-get install -y graphviz || true"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":4,"cache_creation_input_tokens":1335,"cache_read_input_tokens":0,"output_tokens":140}}
\ No newline at end of file
+{"id":"msg_018psMPiYESwxjJcicWRnimT","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"I'll help you create a Dockerfile using the template you provided. Based on the content of the readme.md file, I can see that the project requires the `dot` tool for running tests."},{"type":"tool_use","id":"toolu_01CYpUAAkSTZvo3MWooeqVbj","name":"dockerfile","input":{"extra_cmds":"RUN apt-get update && apt-get install -y --no-install-recommends graphviz || true"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":4,"cache_creation_input_tokens":1344,"cache_read_input_tokens":0,"output_tokens":120}}
\ No newline at end of file
diff --git a/dockerimg/testdata/testcreatedockerfile_python_misery.dockerfile b/dockerimg/testdata/testcreatedockerfile_python_misery.dockerfile
index 6439190..8bd6ceb 100644
--- a/dockerimg/testdata/testcreatedockerfile_python_misery.dockerfile
+++ b/dockerimg/testdata/testcreatedockerfile_python_misery.dockerfile
@@ -1,4 +1,4 @@
-FROM ghcr.io/boldsoftware/sketch:99a2e4afe316b3c6cf138830dbfb7796
+FROM ghcr.io/boldsoftware/sketch:33392fad8fef8761c0ef3ec098713f00
 
 ARG GIT_USER_EMAIL
 ARG GIT_USER_NAME
@@ -7,7 +7,7 @@
     git config --global user.name "$GIT_USER_NAME" && \
     git config --global http.postBuffer 524288000
 
-LABEL sketch_context="7c933e98fc1d5fd35f964b6cf115bcf65b580c378069d078ab66723b2b1073c4"
+LABEL sketch_context="d1a2565ff3402ed91077dff3b4fee531722ad1651156d8178a3920acd41a4f92"
 COPY . /app
 RUN rm -f /app/tmp-sketch-dockerfile
 
@@ -17,13 +17,15 @@
 # Switch to lenient shell so we are more likely to get past failing extra_cmds.
 SHELL ["/bin/bash", "-uo", "pipefail", "-c"]
 
-RUN apt-get update && apt-get install -y python3.11 python3-pip || true
+RUN apt-get update && apt-get install -y python3.11 python3.11-venv python3-pip || true
 
 # Install DVC (Data Version Control)
-RUN pip3 install --no-cache-dir dvc || true
+RUN pip3 install dvc || true
 
-# Clean up apt cache to keep image smaller
-RUN apt-get clean && rm -rf /var/lib/apt/lists/*
+# Set up Python 3.11 as the default Python version if available
+RUN if command -v python3.11 &> /dev/null; then \
+      update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.11 1; \
+    fi || true
 
 # Switch back to strict shell after extra_cmds.
 SHELL ["/bin/bash", "-euxo", "pipefail", "-c"]
diff --git a/dockerimg/testdata/testcreatedockerfile_python_misery.httprr b/dockerimg/testdata/testcreatedockerfile_python_misery.httprr
index 6884221..e4b1e27 100644
--- a/dockerimg/testdata/testcreatedockerfile_python_misery.httprr
+++ b/dockerimg/testdata/testcreatedockerfile_python_misery.httprr
@@ -1,9 +1,9 @@
 httprr trace v1
-4099 2020
+4116 1981
 POST https://api.anthropic.com/v1/messages HTTP/1.1
 Host: api.anthropic.com
 User-Agent: Go-http-client/1.1
-Content-Length: 3902
+Content-Length: 3919
 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\n# Switch from dash to bash by default.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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 apt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim chromium \u0026\u0026 \\\n\tapt-get clean \u0026\u0026 \\\n\trm -rf /var/lib/apt/lists/* \u0026\u0026 \\\n\trm -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 go 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 -modcache\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\" \u0026\u0026 \\\n    git config --global http.postBuffer 524288000\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\nRUN rm -f /app/tmp-sketch-dockerfile\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n# Switch to lenient shell so we are more likely to get past failing extra_cmds.\nSHELL [\"/bin/bash\", \"-uo\", \"pipefail\", \"-c\"]\n\n{{.ExtraCmds}}\n\n# Switch back to strict shell after extra_cmds.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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# Switch from dash to bash by default.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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 apt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim chromium lsof iproute2 less \u0026\u0026 \\\n\tapt-get clean \u0026\u0026 \\\n\trm -rf /var/lib/apt/lists/* \u0026\u0026 \\\n\trm -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 go 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 -modcache\n\nENV GOTOOLCHAIN=auto\nENV SKETCH=1\n\nRUN mkdir -p /root/.cache/sketch/webui\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\" \u0026\u0026 \\\n    git config --global http.postBuffer 524288000\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\nRUN rm -f /app/tmp-sketch-dockerfile\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n# Switch to lenient shell so we are more likely to get past failing extra_cmds.\nSHELL [\"/bin/bash\", \"-uo\", \"pipefail\", \"-c\"]\n\n{{.ExtraCmds}}\n\n# Switch back to strict shell after extra_cmds.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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",
@@ -54,24 +54,24 @@
 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: 2025-05-12T22:11:40Z
+Anthropic-Ratelimit-Input-Tokens-Reset: 2025-05-20T02:20:44Z
 Anthropic-Ratelimit-Output-Tokens-Limit: 80000
-Anthropic-Ratelimit-Output-Tokens-Remaining: 80000
-Anthropic-Ratelimit-Output-Tokens-Reset: 2025-05-12T22:11:43Z
+Anthropic-Ratelimit-Output-Tokens-Remaining: 79000
+Anthropic-Ratelimit-Output-Tokens-Reset: 2025-05-20T02:20:47Z
 Anthropic-Ratelimit-Requests-Limit: 4000
 Anthropic-Ratelimit-Requests-Remaining: 3999
-Anthropic-Ratelimit-Requests-Reset: 2025-05-12T22:11:39Z
+Anthropic-Ratelimit-Requests-Reset: 2025-05-20T02:20:42Z
 Anthropic-Ratelimit-Tokens-Limit: 280000
-Anthropic-Ratelimit-Tokens-Remaining: 280000
-Anthropic-Ratelimit-Tokens-Reset: 2025-05-12T22:11:40Z
+Anthropic-Ratelimit-Tokens-Remaining: 279000
+Anthropic-Ratelimit-Tokens-Reset: 2025-05-20T02:20:44Z
 Cf-Cache-Status: DYNAMIC
-Cf-Ray: 93ed40c9d92215f1-SJC
+Cf-Ray: 94285b3aacca7ad9-SJC
 Content-Type: application/json
-Date: Mon, 12 May 2025 22:11:43 GMT
-Request-Id: req_011CP4QKbQFMdeMmEXsHZu1o
+Date: Tue, 20 May 2025 02:20:47 GMT
+Request-Id: req_011CPHyyWKrFQT4xf4BTF6pR
 Server: cloudflare
 Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
 Via: 1.1 google
 X-Robots-Tag: none
 
-{"id":"msg_01LMhqAUGGGDV2JNbuY8YFha","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"I'll help you create a Dockerfile for this project by calling the dockerfile tool.\n\nBased on the README.md, I can see this project requires Python 3.11 and the dvc tool, which is a data version control tool often used in machine learning projects. While it's primarily a Go project (as you mentioned), it has Python dependencies that need to be set up carefully."},{"type":"tool_use","id":"toolu_01JGHWVxJLVratSmRX6pALHc","name":"dockerfile","input":{"extra_cmds":"RUN apt-get update && apt-get install -y python3.11 python3-pip || true\n\n# Install DVC (Data Version Control)\nRUN pip3 install --no-cache-dir dvc || true\n\n# Clean up apt cache to keep image smaller\nRUN apt-get clean && rm -rf /var/lib/apt/lists/*"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":4,"cache_creation_input_tokens":1342,"cache_read_input_tokens":0,"output_tokens":216}}
\ No newline at end of file
+{"id":"msg_0157U2SFYKMiWTV8zs7V7JHY","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"Based on the README.md contents, I can see that this project requires Python 3.11 and the DVC (Data Version Control) tool. I'll create a Dockerfile with extra commands to set up these requirements."},{"type":"tool_use","id":"toolu_01FX5RkeZt8mwx6vsBwVGowR","name":"dockerfile","input":{"extra_cmds":"RUN apt-get update && apt-get install -y python3.11 python3.11-venv python3-pip || true\n\n# Install DVC (Data Version Control)\nRUN pip3 install dvc || true\n\n# Set up Python 3.11 as the default Python version if available\nRUN if command -v python3.11 &> /dev/null; then \\\n      update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.11 1; \\\n    fi || true"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":4,"cache_creation_input_tokens":1351,"cache_read_input_tokens":0,"output_tokens":227}}
\ 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 9c211ec..f185d5f 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:99a2e4afe316b3c6cf138830dbfb7796
+FROM ghcr.io/boldsoftware/sketch:33392fad8fef8761c0ef3ec098713f00
 
 ARG GIT_USER_EMAIL
 ARG GIT_USER_NAME
@@ -7,7 +7,7 @@
     git config --global user.name "$GIT_USER_NAME" && \
     git config --global http.postBuffer 524288000
 
-LABEL sketch_context="9e67057e5e7da2576cff8d8923a4824489eb9e8834ab0834d5bfe92f16e40b0d"
+LABEL sketch_context="6948c74e0afd54b059989ef9f0b8ff601e1da48864a4a4b0c19c6b6e6a6b1cca"
 COPY . /app
 RUN rm -f /app/tmp-sketch-dockerfile
 
@@ -17,10 +17,10 @@
 # Switch to lenient shell so we are more likely to get past failing extra_cmds.
 SHELL ["/bin/bash", "-uo", "pipefail", "-c"]
 
-RUN npm install -g corepack && corepack enable
+RUN npm install -g corepack && corepack enable || true
 
-# Try installing any Python dependencies, but continue on failure
-RUN python3 -m pip install --upgrade pip || true
+# Install Go dependencies if go.mod exists
+RUN if [ -f go.mod ]; then go mod tidy; fi
 
 # Switch back to strict shell after extra_cmds.
 SHELL ["/bin/bash", "-euxo", "pipefail", "-c"]
diff --git a/dockerimg/testdata/testcreatedockerfile_repo_with_readme_and_workflow.httprr b/dockerimg/testdata/testcreatedockerfile_repo_with_readme_and_workflow.httprr
index bbfc1b9..fe0a9f3 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
-4548 1785
+4565 1800
 POST https://api.anthropic.com/v1/messages HTTP/1.1
 Host: api.anthropic.com
 User-Agent: Go-http-client/1.1
-Content-Length: 4351
+Content-Length: 4368
 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\n# Switch from dash to bash by default.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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 apt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim chromium \u0026\u0026 \\\n\tapt-get clean \u0026\u0026 \\\n\trm -rf /var/lib/apt/lists/* \u0026\u0026 \\\n\trm -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 go 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 -modcache\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\" \u0026\u0026 \\\n    git config --global http.postBuffer 524288000\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\nRUN rm -f /app/tmp-sketch-dockerfile\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n# Switch to lenient shell so we are more likely to get past failing extra_cmds.\nSHELL [\"/bin/bash\", \"-uo\", \"pipefail\", \"-c\"]\n\n{{.ExtraCmds}}\n\n# Switch back to strict shell after extra_cmds.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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# Switch from dash to bash by default.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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 apt-get update; \\\n\tapt-get install -y --no-install-recommends \\\n\t\tgit jq sqlite3 npm nodejs gh ripgrep fzf python3 curl vim chromium lsof iproute2 less \u0026\u0026 \\\n\tapt-get clean \u0026\u0026 \\\n\trm -rf /var/lib/apt/lists/* \u0026\u0026 \\\n\trm -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 go 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 -modcache\n\nENV GOTOOLCHAIN=auto\nENV SKETCH=1\n\nRUN mkdir -p /root/.cache/sketch/webui\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\" \u0026\u0026 \\\n    git config --global http.postBuffer 524288000\n\nLABEL sketch_context=\"{{.InitFilesHash}}\"\nCOPY . /app\nRUN rm -f /app/tmp-sketch-dockerfile\n\nWORKDIR /app{{.SubDir}}\nRUN if [ -f go.mod ]; then go mod download; fi\n\n# Switch to lenient shell so we are more likely to get past failing extra_cmds.\nSHELL [\"/bin/bash\", \"-uo\", \"pipefail\", \"-c\"]\n\n{{.ExtraCmds}}\n\n# Switch back to strict shell after extra_cmds.\nSHELL [\"/bin/bash\", \"-euxo\", \"pipefail\", \"-c\"]\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",
@@ -58,24 +58,24 @@
 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: 2025-05-12T22:11:28Z
+Anthropic-Ratelimit-Input-Tokens-Reset: 2025-05-20T02:20:27Z
 Anthropic-Ratelimit-Output-Tokens-Limit: 80000
 Anthropic-Ratelimit-Output-Tokens-Remaining: 80000
-Anthropic-Ratelimit-Output-Tokens-Reset: 2025-05-12T22:11:30Z
+Anthropic-Ratelimit-Output-Tokens-Reset: 2025-05-20T02:20:30Z
 Anthropic-Ratelimit-Requests-Limit: 4000
 Anthropic-Ratelimit-Requests-Remaining: 3999
-Anthropic-Ratelimit-Requests-Reset: 2025-05-12T22:11:27Z
+Anthropic-Ratelimit-Requests-Reset: 2025-05-20T02:20:25Z
 Anthropic-Ratelimit-Tokens-Limit: 280000
 Anthropic-Ratelimit-Tokens-Remaining: 280000
-Anthropic-Ratelimit-Tokens-Reset: 2025-05-12T22:11:28Z
+Anthropic-Ratelimit-Tokens-Reset: 2025-05-20T02:20:27Z
 Cf-Cache-Status: DYNAMIC
-Cf-Ray: 93ed40836b9f15f1-SJC
+Cf-Ray: 94285ad34ffd7ad9-SJC
 Content-Type: application/json
-Date: Mon, 12 May 2025 22:11:30 GMT
-Request-Id: req_011CP4QJmEK6KcbSLikJjJo9
+Date: Tue, 20 May 2025 02:20:30 GMT
+Request-Id: req_011CPHyxHeKwp1TA8DYU9W5T
 Server: cloudflare
 Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
 Via: 1.1 google
 X-Robots-Tag: none
 
-{"id":"msg_01Kb5q9kfmiK72TmpS8W5642","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"Looking at the provided information, I'll create a Dockerfile for this Go project. From the GitHub workflow file, I can see this project uses Node.js v18 and corepack, which should be reflected in the extra commands."},{"type":"tool_use","id":"toolu_016UKohTUx3f2Uk7E1WVJxEq","name":"dockerfile","input":{"extra_cmds":"RUN npm install -g corepack && corepack enable\n\n# Try installing any Python dependencies, but continue on failure\nRUN python3 -m pip install --upgrade pip || true"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":4,"cache_creation_input_tokens":1459,"cache_read_input_tokens":0,"output_tokens":144}}
\ No newline at end of file
+{"id":"msg_01APg7EWN4E6QjShBAYpN46n","type":"message","role":"assistant","model":"claude-3-7-sonnet-20250219","content":[{"type":"text","text":"Based on the provided files, I'll create a Dockerfile for this Go project. The project appears to be a straightforward Go application with some Node.js dependencies, as indicated by the GitHub workflow file that sets up Node.js 18 and enables corepack."},{"type":"tool_use","id":"toolu_01ATsE2NRD1McL3RHPdzEQtf","name":"dockerfile","input":{"extra_cmds":"RUN npm install -g corepack && corepack enable || true\n\n# Install Go dependencies if go.mod exists\nRUN if [ -f go.mod ]; then go mod tidy; fi"}}],"stop_reason":"tool_use","stop_sequence":null,"usage":{"input_tokens":4,"cache_creation_input_tokens":1468,"cache_read_input_tokens":0,"output_tokens":155}}
\ No newline at end of file