chore: remove outdated documentation and reference files

- Remove debugging service documentation (DEBUgging_SERVICES.md)
- Remove development logs policy and quick reference guides
- Remove E2E test creation summary
- Remove gift certificate example file
- Remove GitHub pull summary documentation

scripts/utils/pr-conflict-resolution-summary.md

@@ -0,0 +1,46 @@
+# PR #40 Conflict Resolution Summary
+
+## ✅ Conflicts Successfully Resolved
+
+**Status**: RESOLVED and PUSHED
+
+### Conflicts Fixed:
+
+1. **apps/blockchain-node/src/aitbc_chain/rpc/router.py**
+   - Removed merge conflict markers
+   - Preserved all RPC endpoints and functionality
+   - Maintained production blockchain features
+
+2. **dev/scripts/dev_heartbeat.py**
+   - Resolved import conflicts (json module)
+   - Kept security vulnerability checking functionality
+   - Maintained comprehensive development monitoring
+
+3. **scripts/claim-task.py**
+   - Unified TTL handling using timedelta
+   - Fixed variable references (CLAIM_TTL_SECONDS → CLAIM_TTL)
+   - Preserved claim expiration and cleanup logic
+
+### Resolution Approach:
+- **Manual conflict resolution**: Carefully reviewed each conflict
+- **Feature preservation**: Kept all functionality from both branches
+- **Code unification**: Merged improvements while maintaining compatibility
+- **Testing ready**: All syntax errors resolved
+
+### Next Steps for PR #40:
+1. **Review**: Visit https://gitea.bubuit.net/oib/aitbc/pulls/40
+2. **Test**: Verify resolved conflicts don't break functionality
+3. **Approve**: Review and merge if tests pass
+4. **Deploy**: Merge to main branch
+
+### Branch Pushed:
+- **Branch**: `resolve-pr40-conflicts`
+- **URL**: https://gitea.bubuit.net/oib/aitbc/pulls/new/resolve-pr40-conflicts
+- **Status**: Ready for review and merge
+
+### Files Modified:
+- ✅ apps/blockchain-node/src/aitbc_chain/rpc/router.py
+- ✅ dev/scripts/dev_heartbeat.py  
+- ✅ scripts/claim-task.py
+
+**PR #40 is now ready for final review and merge.**