conductor(checkpoint): Checkpoint end of Phase 2: Test Suite Migration

tests/test_gemini_metrics.py

@@ -1,6 +1,11 @@
 import pytest
+import os
+import sys
 from unittest.mock import MagicMock, patch
 
+# Ensure project root is in path
+sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), "..")))
+
 # Import the necessary functions from ai_client, including the reset helper
 from ai_client import get_gemini_cache_stats, reset_session