One social card for every post is one card nobody shares
A single site-wide social card passes validation and makes every shared link identical. Per-post cards need generating, verifying, and a scan for the fallback.
assets
3 posts
Pin a commit, not a branch, when someone rehosts your images
A branch URL serves whatever the branch holds now, and a platform that rehosts your images keeps its copy forever. The pin must be immutable.
Screenshots are a build artifact, not a design deliverable
Store screenshots hand-exported once become a set nobody updates. Treat them as generated output with a source, a matrix and a regeneration step.