* feat: add Issue Fixer Orchestrator mode
* feat(pr-fixer-orchestrator): enhance workflow safety and user control
- Add user approval checkpoint before committing changes
- Implement large diff handling (>2000 lines) with automatic summarization
- Replace dangerous `git add -A` with selective file staging
- Enforce context preservation in shared temp directory for all delegated tasks
- Add exact PR template format specification
- Update best practices to reflect new safety measures
BREAKING CHANGE: Workflow now requires explicit user approval before commits
* removed files that were added accidently
