Update app.py

app.py

@@ -32,7 +32,9 @@ def debug_request():
     print("method:", request.method, flush=True)
     print("path:", request.path, flush=True)
     print("url:", request.url, flush=True)
-
+    ua = request.headers.get("User-Agent", "")
+    ip = request.headers.get("X-Forwarded-For", request.remote_addr)
+    print("SCAN ip=%s ua=%s path=%s", ip, ua)