- Change file mode from 644 to 755 for all project files
- Add chain_id parameter to get_balance RPC endpoint with default "ait-devnet"
- Rename Miner.extra_meta_data to extra_metadata for consistency
- Comment out most routers in main.py to isolate Pydantic issue
- Keep only blockchain router enabled for testing
- Fix database warmup to use get_session() instead of SessionDep()
- Add blockchain router to __init__.py exports
- Add test endpoint to agent_router for verification
- Duplicate agent network and execution receipt endpoints in client and exchange routers as temporary workaround
