Vecs

- Feature: Metadata filtering with `$contains`

main

- Feature: Parameterized IVFFlat and HNSW indexes
- Feature: Delete using metadata filter

- Bugfix: removed errant print statement

- Feature: pgvector 0.5.0
- Feature: HNSW index support

- Feature: Metadata filtering with `$in`

- Feature: Collections can have `adapters` allowing upserting/querying by native media t types
- Breaking Change: Renamed argument `Collection.upsert(vectors, ...)` to `Collection.upsert(records, ...)` in support of adapters
- Breaking Change: Renamed argument `Collection.query(query_vector, ...)` to `Collection.query(data, ...)` in support of adapters