eslint --fix is capable of fix it automatically for you, ensure prettier is run after eslint as eslint --fix could leave the code in an invalid prettier state.
It didn't provide much value to users as it often didn't match the number visible in the topic timeline. That's because `postNumber` is an implementation detail, while the timeline counts only full visible posts (no whispers, topic action notices, etc.)
This reverts commit 20780a1eee.
* SECURITY: re-adds accidentally reverted commit:
03d26cd6: ensure embed_url contains valid http(s) uri
* when the merge commit e62a85cf was reverted, git chose the 2660c2e2 parent to land on
instead of the 03d26cd6 parent (which contains security fixes)
