v3.0.4

Changelog

716e99a Merge pull request #890 from traPtitech/fix/887
87ab64e hotfix: limit the parallel number of generating thumbnail to 1
79b9ba8 fix #887
c80707d Merge pull request #888 from traPtitech/dependabot/go_modules/github.com/gofrs/uuid-3.3.0incompatible
5f7a6eb Merge pull request #889 from traPtitech/dependabot/go_modules/google.golang.org/api-0.23.0
c9dccf3 Bump google.golang.org/api from 0.22.0 to 0.23.0
daabff2 Bump github.com/gofrs/uuid from 3.2.0+incompatible to 3.3.0+incompatible
b6c32d0 fix