- 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
- Replace load_multichain_config() with ctx.obj['config'] in all blockchain commands
- Update blockchain RPC port from 8003 to 8006 throughout CLI
- Add blockchain_rpc_url and wallet_url fields to Config class with environment variable support
- Update node status command to use new port logic (8006 for primary, 8026 for dev)
- Update installation docs to reflect new blockchain RPC port (8006)
- Update