v0.4.12

## What's Changed
* doc: changelog and blog post for 0.4.11 by @nicoloboschi in https://github.com/vectorize-io/hindsight/pull/363
* feat: allow chunks-only in recall (max_tokens=0) by @nicoloboschi in https://github.com/vectorize-io/hindsight/pull/364
* fix(openclaw): remove unused imports, retry health check, suppress unhandled rejection by @slayoffer in https://github.com/vectorize-io/hindsight/pull/373
* fix: propagate document_tags in async retain path by @abix5 in https://github.com/vectorize-io/hindsight/pull/374
* feat: add Go client SDK with ogen code generation by @franchb in https://github.com/vectorize-io/hindsight/pull/375
* fix: improve async batch retain with large payloads by @nicoloboschi in https://github.com/vectorize-io/hindsight/pull/366
* feat: support Batch API for retain (openai/groq) by @nicoloboschi in https://github.com/vectorize-io/hindsight/pull/365
* feat: use official go generator for Go client by @nicoloboschi in https://github.com/vectorize-io/hindsight/pull/377
* feat: support for pgvectorscale (DiskANN) by @nicoloboschi in https://github.com/vectorize-io/hindsight/pull/378
* doc: add go client examples by @nicoloboschi in https://github.com/vectorize-io/hindsight/pull/380
* ci: ensure docs get created with no extracted facts by @nicoloboschi in https://github.com/vectorize-io/hindsight/pull/379
* feat: support azure pg_diskann by @nicoloboschi in https://github.com/vectorize-io/hindsight/pull/381
* doc: add faq page by @nicoloboschi in https://github.com/vectorize-io/hindsight/pull/383
* fix(openclaw): error E2BIG on large content ingested by @nicoloboschi in https://github.com/vectorize-io/hindsight/pull/389
* fix(python-client): async method parity and server keepalive timeout by @cdbartholomew in https://github.com/vectorize-io/hindsight/pull/387
* feat: accept pdf, images and office files by @nicoloboschi in https://github.com/vectorize-io/hindsight/pull/390
* fix: restore entity retrieval in recall by @dcbouius in https://github.com/vectorize-io/hindsight/pull/391
* fix(go-client): use monorepo-compatible module path by @franchb in https://github.com/vectorize-io/hindsight/pull/392
* feat: improve ai sdk tools by @nicoloboschi in https://github.com/vectorize-io/hindsight/pull/394
* fix(go-client): add go build to CI by @nicoloboschi in https://github.com/vectorize-io/hindsight/pull/393
* fix(openclaw): shell safety, HTTP dual-mode, lazy reinit, per-user banks by @slayoffer in https://github.com/vectorize-io/hindsight/pull/388
* feat: add iris as file parser by @nicoloboschi in https://github.com/vectorize-io/hindsight/pull/395
* fix: improve openclaw test coverage by @nicoloboschi in https://github.com/vectorize-io/hindsight/pull/396

## New Contributors
* @abix5 made their first contribution in https://github.com/vectorize-io/hindsight/pull/374
* @franchb made their first contribution in https://github.com/vectorize-io/hindsight/pull/375

**Full Changelog**: https://github.com/vectorize-io/hindsight/compare/v0.4.11...v0.4.12