Update utils/db.py

utils/db.py

@@ -0,0 +1,17 @@
+from db.mongo import patients_collection
+import logging
+
+logging.basicConfig(level=logging.INFO)
+logger = logging.getLogger(__name__)
+
+async def create_indexes():
+    try:
+        # Create indexes for patients_collection
+        await patients_collection.create_index("fhir_id", unique=True)
+        await patients_collection.create_index("full_name", background=True)
+        await patients_collection.create_index("date_of_birth", background=True)
+        await patients_collection.create_index("source", background=True)
+        logger.info("Indexes created successfully for patients_collection")
+    except Exception as e:
+        logger.error(f"Failed to create indexes: {str(e)}")
+        raise