ci: add quality gates and release workflows

src/openultrasast/harness.py

@@ -2,10 +2,11 @@ from __future__ import annotations
 
 import hashlib
 import json
+from collections.abc import Callable
 from dataclasses import asdict, dataclass, field
 from datetime import UTC, datetime
 from pathlib import Path
-from typing import Any, Callable, Literal, Protocol
+from typing import Any, Literal, Protocol
 
 from .config import ResolvedConfig