- 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
Move 21 standalone verification scripts from scripts/test/ to
tests/verification/. These are run-manually scripts that hit live
services (not pytest suites). Consolidates all test-related files
under tests/ with clear separation:
- tests/cli/, tests/unit/, tests/integration/, etc. = pytest suites
- tests/verification/ = standalone verification scripts