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docs/operations.md

@@ -153,7 +153,7 @@ The app checks `https://dl.byre.run/appcast.xml` for updates (see "Updates" in `
 
 byre.run and byre.team are registered at Porkbun, with Cloudflare as their DNS, in the Cloudflare account `cloudflare@flamingcow.io`.
 
-- `https://byre.run/` (and `www.byre.run`) is the Cloudflare Pages project `byre`: `site/index.html`, with `mac/icon.svg`, `icon.png` (rendered from it at 180×180 with `rsvg-convert`, the favicon for browsers without SVG favicons and the apple-touch-icon) and the fonts from `mac/fonts/`. `site/deploy.sh` stages those files and publishes them with `wrangler pages deploy`. Releases don't redeploy it; its download link is `https://dl.byre.run/byre.dmg`, which each release replaces.
+- `https://byre.run/` (and `www.byre.run`) is the Cloudflare Pages project `byre`: `site/index.html`, with `mac/icon.svg`, `icon.png` (rendered from it at 180×180 with `rsvg-convert`, the favicon for browsers without SVG favicons and the apple-touch-icon), `card.png` (the 1200×630 share card that `index.html`'s Open Graph tags name, a headless Google Chrome screenshot of `site/card.html`) and the fonts from `mac/fonts/`. `site/deploy.sh` stages those files and publishes them with `wrangler pages deploy`. Releases don't redeploy it; its download link is `https://dl.byre.run/byre.dmg`, which each release replaces.
 - `https://dl.byre.run/` is the R2 bucket `byre`'s custom domain, holding what `mac/release.sh` uploads (see "Releases").
 - byre.team, and every path on it, redirects to `https://byre.run/` through a redirect rule on its zone (Rules → Redirect Rules in the dashboard), over proxied `AAAA 100::` records for `byre.team` and `www.byre.team`.