refactor: assembling the app features in modular way (#9129)

Signed-off-by: -LAN- <laipz8200@outlook.com>
Co-authored-by: -LAN- <laipz8200@outlook.com>

api/extensions/ext_logging.py

@@ -3,12 +3,11 @@ import os
 import sys
 from logging.handlers import RotatingFileHandler
 
-from flask import Flask
-
 from configs import dify_config
+from dify_app import DifyApp
 
 
-def init_app(app: Flask):
+def init_app(app: DifyApp):
     log_handlers = []
     log_file = dify_config.LOG_FILE
     if log_file: