Building an Autonomous Agent Loop to Handle Angular Upgrades on Autopilot

Angular's 6-month release cadence is fantastic for innovation, but in large enterprise codebases, keeping up with routine migrations often creates persistent tech debt.

What if framework migrations were handled autonomously by an agent loop while you slept?

How the Upgrade Agent Loop Works:

1. Trigger & Scaffolding: Detecting new releases and running ng update schematics automatically in an isolated branch
2. Compile & Error Analysis: Capturing TypeScript and template compiler diagnostics and feeding them into an LLM context window
3. Iterative Code Remediation: Applying targeted refactors to deprecated APIs and component imports
4. Test Suite Verification: Running unit and end-to-end tests in a continuous verification loop until all checks pass
5. PR Generation: Creating a detailed pull request with changelogs and test reports for human review

Read the full architecture breakdown and implementation details on SunnyWriteUps.