Replace fragile regex text matching with structured detection for Oracle verification evidence.
- Add oracle-verification-detector.ts with parseOracleVerificationEvidence()
- Use structured parsing instead of multiple regex patterns
- Add comprehensive test coverage for edge cases
- Update completion-promise-detector.ts to use isOracleVerified()
- Update pending-verification-handler.ts to use structured extraction
Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)
Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>