docs: center the readme logo and set its display width
Markdown's image syntax carries neither alignment nor size, so the stamp rendered flush left at its intrinsic 330px. A centred `<p>` with an `<img width>` is the usual way around that on GitHub, and survives its HTML sanitiser. Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
This commit is contained in:
mixeme