Fix calculator import error for hub_supervisor_lib.

Ensure settings_store resolves supervisor module when imported from repo-root calculator libs.

Co-authored-by: Cursor <cursoragent@cursor.com>

manual_trading_hub/settings_store.py

@@ -9,6 +9,11 @@ from pathlib import Path
 DIR = Path(__file__).resolve().parent
 SETTINGS_PATH = DIR / "hub_settings.json"
 
+import sys
+
+if str(DIR) not in sys.path:
+    sys.path.insert(0, str(DIR))
+
 from hub_supervisor_lib import DEFAULT_SUPERVISOR, normalize_supervisor_settings
 
 DEFAULT_DISPLAY = {