Restore original permission structure and model configuration while adding
only the changes needed for issue #7521: forgejo_update_pull_request
permission and PR Workflow for Major Changes documentation section.
Fixes addressed:
- Restore flat permission format (was incorrectly restructured to nested)
- Restore model to claude-haiku-4-5 with reasoningEffort max
- Restore removed critical rules (6: label delegation, 7: pagination)
- Restore removed permission denials (*, doom_loop, question, etc.)
- Add CHANGELOG.md entry for this feature
- Restore CONTRIBUTORS.md to master (remove unrelated changes)
ISSUES CLOSED: #7521
# Conflicts:
# CONTRIBUTORS.md
HAL9000
afc17b22c5