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Developer builds free AI agent to auto-fix GitHub PR review comments

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A frontend developer has created an autonomous AI agent called DependaFix that automatically resolves pull request review comments on GitHub. The agent is triggered when a reviewer appends '@agent fix' to a comment, after which it reads the feedback, edits the relevant file, and runs the local linter before pushing the fix. It is built using the Google Antigravity Python SDK and GitHub Actions, making it entirely serverless and free to run on GitHub's own infrastructure. To prevent unintended changes, the agent operates under a strict system prompt that limits edits to only the specified file and aborts automatically if linting fails. The tool is designed to reduce context-switching for developers and speed up the code review iteration cycle.

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Developer builds free AI agent to auto-fix GitHub PR review comments · ShortSingh