I turned on auto-approve in Claude Code and broke CI in 30 minutes

The day my agent started grading its own homework I turned on --dangerously-skip-permissions in Claude Code. Code was flying. Files created themselves. Tests ran automatically. This is the future, I thought. Thirty minutes later, CI was on fire. The agent had reported "all tests passing." And technically, it was right -- locally, every test was green. The problem? The agent wrote the tests. The agent wrote the bugs. And the agent's tests said the bugs were correct. It was grading its own homewor