fix(e2e): add module-scoped event_loop fixture

Add event_loop fixture with module scope to support module-scoped
async fixtures. This is required by pytest-asyncio when using async
fixtures with scope='module'.

Author: Sakeeb91

tests/e2e/conftest.py

@@ -5,6 +5,7 @@
 model inference and database execution.
 """
 
+import asyncio
 import os
 from collections.abc import AsyncGenerator
 from typing import Any
@@ -23,6 +24,24 @@
 from db.schema import ColumnInfo, SchemaInfo, TableInfo
 from tests.e2e.seed_data import E2E_TEST_DATA, seed_database
 
+
+# =============================================================================
+# Event Loop Fixture for Module-Scoped Async Fixtures
+# =============================================================================
+
+
+@pytest.fixture(scope="module")
+def event_loop() -> asyncio.AbstractEventLoop:
+    """
+    Create an event loop for module-scoped async fixtures.
+
+    pytest-asyncio requires an event_loop fixture with the same scope
+    as any async fixtures that need it.
+    """
+    loop = asyncio.new_event_loop()
+    yield loop
+    loop.close()
+
 # =============================================================================
 # Environment Configuration
 # =============================================================================