Resource not found

GET /lifecycle/flows/signup?continue=https://uc.appengine.google.com/_ah/conflogin?state%3D~AJKiYcFHLXcANtVf9A69D5Qu6NBYJSCbeJS-7FwU0YXn3ymWD1vkeoCX_XGtrB8BenxQUy5q9_yqui3XnYujCupU7CseNI5Sp-Volg7Dt6RpN9Qf-hpvUBiuNb5PnqC5JKq_JxMzfr6wjlBW6oy5lQaX9-lKHWbV5SWJwi0hbE_7jZlZtGmvun65OjwyCR_H9dhNLvYvqQeYGpcrlOVjOD4gGu9yeKaMNA&dsh=S1241779226:1713400462216720&flowEntry=SignUp&flowName=GlifWebSignIn&ifkv=ARZ0qKJ_o9h99l0t_wHcubW0vYsWE5R5LcBMzoJxV5NGeM5cQzNwxiEK47iAijdWuAOdARMunfjD HTTP/1.1
Accept: */*
Content-Type: ; charset="utf-8"
Host: openradar.appspot.com
Traceparent: 00-c32f57756a11d9822c8e2b4d1e56072f-18253df7d978bd93-01
User-Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
X-Appengine-City: columbus
X-Appengine-Citylatlong: 39.961176,-82.998794
X-Appengine-Country: US
X-Appengine-Region: oh
X-Cloud-Trace-Context: c32f57756a11d9822c8e2b4d1e56072f/1739864965763349907;o=1