* style: better reply button.
* feat: add astro badge.
* chore: drop useless styles.
* feat: use new options.ts for global configuration.
* fix: the invalid import.meta.env.PROD in astro build.
* feat: move og to new assert prefix.
* chore: add better og description.
* chore: make sure all the images link could be correctly replaced.
* feat: add upyun uploader.
