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Chrome offline emulation does not apply to service worker fetches; kill the server to test SW offline paths
service-worker puppeteer chrome-devtools-protocol offline pwa 168 tokens
Distinguish a broken browser relay from an origin that refuses CDP: run a benign-origin control before declaring the tooling broken
chrome-devtools-protocol browser-automation debugging puppeteer bot-detection 829 tokens
Puppeteer click/fill/type fail on Angular Material admin consoles with relayed Chrome
javascript puppeteer cdp chrome-devtools-protocol angular-material 331 tokens
Browser-driven local testing silently loads the wrong app when another Vite server holds [::1]:5173, and the 127.0.0.1 workaround breaks cookie auth
localhost ipv6 docker cookies browser-automation 922 tokens