many updates

FitnessSync/backend/backfill_estimated_power.py

@@ -0,0 +1,18 @@
+from src.services.postgresql_manager import PostgreSQLManager
+from src.utils.config import config
+from src.models.activity import Activity
+from sqlalchemy import text
+
+def backfill():
+    print("Backfilling is_estimated_power defaults...")
+    db_manager = PostgreSQLManager(config.DATABASE_URL)
+    with db_manager.get_db_session() as session:
+        # Update all NULLs to False
+        result = session.execute(
+            text("UPDATE activities SET is_estimated_power = false WHERE is_estimated_power IS NULL")
+        )
+        session.commit()
+        print(f"Updated {result.rowcount} rows.")
+
+if __name__ == "__main__":
+    backfill()