Mastodon

docker exec live_db_1 pg_dump -Fc -U mastodon mastodon_production > 20210309.dump
tar --exclude=public/system/cache -zcf mastodon_system_backup_20210309.tar.gz public/system/
git fetch --tags  # fetch all tags from the remote, leaving the working directory intact
git stash # stash any changes made to the working directory (typically only docker-compose.yml file)
git checkout v3.3.0  # checkout working directory to the v3.3.0 release
git stash pop # restore any changes you made to the working directory (i.e. passwords in docker-compose.yml files, verify via git diff)
docker-compose build  # build the web, streaming and sidekiq services, they all share the same container image. This may take a while.
docker images  # you should see the freshly build image at the top, something like: tootsuite/mastodon   latest              aa82ba57a3f4        About a minute ago   1.98GB
docker-compose run --rm -e SKIP_POST_DEPLOYMENT_MIGRATIONS=true web rails db:migrate  # Run the pre-deployment database migrations
# You can check the return code via echo $?, if the rc is zero than the migration was successful
docker-compose down # shutdown all docker-compose services
docker-compose run --rm web bin/tootctl cache clear # clear cache
docker-compose run --rm web rails db:migrate # Run post-deployment database migrations, again verify that it succeeded via echo $?. 0 means success
docker-compose up -d  # create and start containers, detaching from their stdout
docker system prune -a # remove unused docker data (images, containers, volumes)

Source ; https://vdna.be/site/index.php/2021/03/upgrading-a-mastodon-instance/

snippet.css

body {
  background: url("/packs/media/images/elephant_ui_plane-72f8702db120a51a1cdbc4fb7f5ef59d.svg") no-repeat left bottom fixed;
  background-repeat: no-repeat;
  background-size: 50%;
  background-color: rgb(25, 27, 34);
}
 
.drawer, .column {
  opacity: 0.92;
}
 
.drawer__inner__mastodon {
  display: none;
}
 
.column {
  flex: auto;
}
 
.drawer__inner {
  height: auto;
  max-height: 100%;
}
 
.drawer__inner {
  border-radius: 8px;
}
 
.column-header, .drawer__header {
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
}
 
.drawer__header, .scrollable, .getting-started {
  border-bottom-left-radius: 8px;
  border-bottom-right-radius: 8px;
}
 
.search, .search__input {
  border-radius: 8px;
}