Moved database module to separate library

src/main.py

@@ -5,7 +5,7 @@ from starlette.exceptions import HTTPException as StarletteHTTPException
 from typing import Dict
 from pydantic import BaseModel
 from validator import verify_api_key
-from db import get_db, create_connection_pool, close_connection_pool, start_healthcheck_thread
+from db_module import get_db, create_connection_pool, close_connection_pool, start_healthcheck_thread
 from simple_logger_handler import setup_logger, LOG_LEVEL
 from rabbitmq_handler import RabbitMQProducer
 import uvicorn
@@ -30,7 +30,7 @@ async def lifespan(app: FastAPI):
 	logger.info("Starting application...")
 
 	logger.info("Creating MySQL connection pool...")
-	create_connection_pool()
+	create_connection_pool("ApiInternalPool")
 	start_healthcheck_thread()
 	logger.info("MySQL healthcheck thread started.")