Fix CI: update TypeScript tag pattern test and fix async resource leak

- test_protocol_structure: assert "ts-v*" to match actual TypeScript
  release workflow tag prefix (was asserting "v*")
- CapsuleStorage: accept **engine_kwargs forwarded to create_async_engine
- conftest: use NullPool for test storage to prevent aiosqlite socket
  leak from non-deterministic GC across test boundaries

Author: bradleygauthier

reference/python/src/qp_capsule/storage.py

@@ -24,6 +24,8 @@
 from pathlib import Path
 from uuid import UUID
 
+from typing import Any
+
 from sqlalchemy import Integer, String, Text, desc, func, select
 from sqlalchemy.ext.asyncio import (
     AsyncEngine,
@@ -80,15 +82,17 @@ class CapsuleStorage:
         capsules = await storage.list(limit=10)
     """
 
-    def __init__(self, db_path: Path | None = None):
+    def __init__(self, db_path: Path | None = None, **engine_kwargs: Any):
         """
         Initialize storage.
 
         Args:
             db_path: Path to SQLite database file.
                      Defaults to $QUANTUMPIPES_DATA_DIR/capsules.db or ~/.quantumpipes/capsules.db
+            **engine_kwargs: Forwarded to ``create_async_engine`` (e.g. ``poolclass``).
         """
         self.db_path = db_path or default_db_path()
+        self._engine_kwargs = engine_kwargs
         self._engine: AsyncEngine | None = None
         self._session_factory: async_sessionmaker[AsyncSession] | None = None
 
@@ -106,6 +110,7 @@ async def _ensure_db(self) -> None:
             self._engine = create_async_engine(
                 f"sqlite+aiosqlite:///{self.db_path}",
                 echo=False,
+                **self._engine_kwargs,
             )
 
             async with self._engine.begin() as conn:

reference/python/tests/conftest.py

@@ -10,6 +10,7 @@
 from pathlib import Path
 
 import pytest
+from sqlalchemy.pool import NullPool
 
 from qp_capsule.chain import CapsuleChain
 from qp_capsule.seal import Seal
@@ -20,7 +21,7 @@
 async def temp_storage(tmp_path: Path):
     """Create temporary SQLite storage for testing. Closes on teardown."""
     db_path = tmp_path / "test_capsules.db"
-    storage = CapsuleStorage(db_path=db_path)
+    storage = CapsuleStorage(db_path=db_path, poolclass=NullPool)
     yield storage
     await storage.close()
 

reference/python/tests/test_protocol_structure.py

@@ -708,7 +708,7 @@ def test_typescript_release_workflow_exists(self):
 
     def test_typescript_release_triggers_on_tags(self):
         text = (REPO_ROOT / ".github" / "workflows" / "typescript-release.yaml").read_text()
-        assert '"v*"' in text, "TypeScript release must trigger on version tags"
+        assert '"ts-v*"' in text, "TypeScript release must trigger on version tags"
 
     def test_typescript_release_runs_conformance(self):
         text = (REPO_ROOT / ".github" / "workflows" / "typescript-release.yaml").read_text()