Run it in your terminal
The same 20 checks, zero dependencies, also against localhost:
npx github:bytemel/site-launch-check https://yoursite.co.keAdd --json for CI. It exits 1 when any check fails, so a pipeline can stop a bad launch.
The things that embarrass a launch: no preview image on WhatsApp, a 404 page that says 200, a sitemap Google cannot read, a 4 MB hero photo. Paste an address and see them all in about 20 seconds.
The same 20 checks, zero dependencies, also against localhost:
npx github:bytemel/site-launch-check https://yoursite.co.keAdd --json for CI. It exits 1 when any check fails, so a pipeline can stop a bad launch.