Cap feature audio decode concurrency

Allow configurable audio mel schema

Document feature abort cleanup

Stream feature frame writes

Document feature bucket schema layout

Document frame-level feature runs

Add parallel feature pipeline metadata publishing

Fix osu_sections primary key

Make compact ingest workers configurable

Speed up compact ingest writes

Fix beatmap file identity

Make dataset wrappers path-portable

Separate source checkout from dataset workspace

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

Replace hydrated fetcher state atomically

Add destructive compact map removal workflow

Use workflow fetcher state DB by default

Retry failed fetcher rows during updates

Document bash invocation for workflow scripts

Simplify compact v1 metadata contract

Add deep compact dataset validator

Avoid global sort during metadata compaction

Parallelize metadata compaction

Add default metadata compaction workflow

Reject reused update batch IDs

Parallelize latest table file rebuilds

Use bucket sync for archive uploads

initial commit