[feat] add logger

app.py

@@ -1,12 +1,20 @@
 #!/usr/bin/env python3
 """Creatr App"""
+import sys
+
 from flask import Flask, Response, request, Request, abort, jsonify
 
+from loguru import logger
+
 from demo.utils.checker import inbox_prechecker
 from demo.activitypub import ME
 from demo import config
 
 
+logger.remove()
+logger.add(sys.stdout, level="DEBUG")
+logger.add("output.log", level="DEBUG")
+
 app = Flask(__name__,
             static_folder="demo/static",)