[gh-aw] Protected Files: fix: guard unlockFromCodingAgent against uninitialized input part (fixes #314442)

[vs-code-engineering]

Warning

Protected Files

The push to pull request branch was blocked because the patch modifies protected files.

Target Pull Request: #314520

Please review the changes carefully before pushing them to the pull request branch. These files may affect project dependencies, CI/CD pipelines, or agent behaviour.

Protected files

• package.json

• CODEOWNERS
• package-lock.json
• README.md
• AGENTS.md
• CONTRIBUTING.md
• pnpm-lock.yaml
• .eslint-plugin-local/code-no-telemetry-common-property.ts
• .agents/skills/launch/SKILL.md
• .vscode/launch.json
• .vscode/tasks.json
• .vscode/extensions.json
• .vscode/notebooks/endgame.github-issues
• .vscode/notebooks/my-endgame.github-issues
• .eslint-plugin-local/code-no-direct-gulp-import.ts
• .vscode/extensions/vscode-pr-pinger/package-lock.json
• .vscode/extensions/vscode-pr-pinger/package.json
• .eslint-plugin-local/index.ts
• .vscode/extensions/vscode-extras/src/npmUpToDateFeature.ts
• .devcontainer/README.md
• .agents/skills/launch/scripts/launch.sh
• .agents/skills/launch/scripts/monaco-paste.sh
• .devcontainer/Dockerfile
• .vscode/extensions/vscode-selfhost-test-provider/package-lock.json
• .vscode/extensions/vscode-selfhost-test-provider/package.json
• .vscode/settings.json
• .scratch-theme-test/sample.cpp
• .scratch-theme-test/sample.css
• .scratch-theme-test/sample.go
• .scratch-theme-test/sample.json
• .scratch-theme-test/sample.md
• .scratch-theme-test/sample.py
• .scratch-theme-test/sample.sh
• .scratch-theme-test/sample.ts
• .eslint-plugin-local/code-no-new-javascript-files.ts
• .vscode/notebooks/api.github-issues
• .eslint-plugin-local/code-no-untyped-meta-access.ts
• .vscode/cglicenses.schema.json
• .eslint-plugin-local/code-no-deprecated-copilot-sdk.ts
• .devcontainer/devcontainer-lock.json
• .devcontainer/devcontainer.json
• .eslint-plugin-local/package.json

---

Apply the patch after review

The patch is available in the workflow run artifacts:

Workflow Run: View run details and download patch artifact

# Download the artifact from the workflow run
gh run download 29659510555 -n agent -D /tmp/agent-29659510555

# Apply the patch to the pull request branch
git fetch origin fix/chat-widget-unlock-input-guard-314442-8712a3e425881064
git checkout fix/chat-widget-unlock-input-guard-314442-8712a3e425881064
git am --3way /tmp/agent-29659510555/aw-microsoft-vscode-fix-chat-widget-unlock-input-guard-314442-8712a3e425881064.patch
git push origin fix/chat-widget-unlock-input-guard-314442-8712a3e425881064

To route changes like this to a review issue instead of blocking, configure protected-files: fallback-to-issue in your workflow configuration.