feat: add script to push Google cookies to Railway token and run score test

fix: proxy connectivity test before launching browser - fallback to direct if proxy unreachable

fix: re-inject google cookies on every get_token/get_custom_token call

feat: PATCH /api/tokens/{id}/google-cookies endpoint

feat: google_cookies field for personal-mode reCAPTCHA scoring

feat: allow captcha_method override in score-test request body

fix: remove hardcoded user agent and headers in TokenBrowser context

fix: Chrome MV2 policy, proxy extension + session cookie injection

fix: use real Google Chrome + remove navigator.webdriver to improve reCAPTCHA score

fix: spoof Windows UA in browser captcha to improve reCAPTCHA score on Linux

feat: switch Dockerfile to headed mode with Chromium + Xvfb

fix: capmonster use RecaptchaV3EnterpriseTask with minScore=0.7

fix: use RecaptchaV3EnterpriseTaskProxyless for capmonster (was scoring 0.1)

fix: fall back to setting_example.toml when setting.toml is missing

Initial commit