Added /debug

app.py

@@ -255,3 +255,13 @@ def index():
 
 if __name__ == "__main__":
     app.run(host="0.0.0.0", port=8000)
+
+@app.route("/debug")
+def debug():
+    from flask import jsonify
+    return jsonify(
+        remote_addr=request.remote_addr,
+        x_forwarded_for=request.headers.get("X-Forwarded-For"),
+        x_real_ip=request.headers.get("X-Real-IP"),
+        all_headers=dict(request.headers),
+    )