Fix beatmap file identity

Document stateless popular sweep behavior

Disable osuapi by default and suppress failing mirrors

Filter popular sweep by play count

Set popular sweep cutoff to 100 and retry failed downloads

Set popular sweep cutoff to 500

Set popular sweep cutoff to 200

Add popular osu standard favourites sweep

Use workflow fetcher state DB by default

Retry failed fetcher rows during updates

Simplify compact v1 metadata contract