* refactor: create indexer scheduler
* refactor: replace current calls
* chore: use rayon thread pool
* chore: index unindexed collab using thread pool
* chore: index collab when write to disk
* chore: add test
* chore: add test
* chore: add test
* chore: fix client api deps
* chore: chat with document test
* chore: fix test
* chore: clippy
* chore: update test