- Changed bare except clauses to specific exception types in web3_utils.py, testing.py, messages.py, and message_storage.py
- Replaced print() calls with logger in testing.py, agent_discovery.py, compliance_agent.py, coordinator.py, trading_agent.py, keys.py, escrow.py, persistent_spending_tracker.py, sync_cli.py, and client.py
- Added logger initialization using get_logger(__name__) in compliance_agent.py, coordinator.py, trading_agent.py, keys.py, escrow.py, persistent_spending_tracker.py, and client.py
- Removed hardcoded secret
- Replace all 2,087 uses of datetime.utcnow() across 294 files
- Add UTC import to datetime statements where needed
- Addresses Python 3.12+ deprecation warning (report item #3)
- 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
