refactor: Rename get_client to create_client for consistency

src/db/db_connection.py

@@ -85,9 +85,10 @@ def initialize_pool():
             logger.error(f"Error initializing pool connection: {str(e)}")
             break
 
-def get_client():
+def create_client():
     """
-    Get a client from the pool or create a new one if needed
+    Get a client from the pool or create a new one if needed.
+    Maintains the original function name for compatibility.
     """
     # Initialize pool if empty
     with pool_lock:
@@ -124,3 +125,6 @@ def return_client(client):
             client.close()
     except Exception as e:
         logger.warning(f"Error returning client to pool: {str(e)}")
+
+# Export the create_client function
+__all__ = ['create_client']