The repo has no social preview image configured (Settings → General → Social preview), so links shared on Slack/X/etc. show no image card.
A ready 1200x630 branded image already exists at assets/og/home.png (generated for the website's og:image, same brand system) - it just needs uploading through the GitHub UI. There's no public API for this field, so it can't be scripted; it's a two-minute manual task that's easy to forget.
The repo has no social preview image configured (Settings → General → Social preview), so links shared on Slack/X/etc. show no image card.
A ready 1200x630 branded image already exists at
assets/og/home.png(generated for the website'sog:image, same brand system) - it just needs uploading through the GitHub UI. There's no public API for this field, so it can't be scripted; it's a two-minute manual task that's easy to forget.