refactor(config): load query settings from YAML via gkg-server-config crate

See merge request !759

feat(docker): optimize build for better layer caching

See merge request !760

feat(server): tune tonic gRPC HTTP/2 settings for production

Closes #330

See merge request !757

feat(server): wire Gitaly content resolution end-to-end

Closes #379

See merge request !724

fix(ontology): compute full_path from routes table instead of slug

See merge request !763

feat(ontology): add IN_PROJECT, CLOSED_BY, APPROVED_BY edges and fix REVIEWER source

See merge request !762

feat(server): type-safe ClickHouse settings and log_comment tracing

See merge request !768

fix(ontology): standardize person-action edges to person-is-source direction

See merge request !765

fix(tests): fix integration test failures from edge direction change and stale cache

See merge request !771

refactor(server): replace QueryProfiler with log_comment-based system table queries

See merge request !769

chore: add MIT license and go.mod to gkgpb Go submodule

See merge request !770

refactor(config): unify all config types in gkg-server-config crate

Closes #320

See merge request !772

fix(config): fix handler config deserialization and drop unused env var source

See merge request !773

refactor(config): remove config re-export shims

See merge request !774

chore(server): rename config.rs to tls.rs

See merge request !775

feat(config): generate JSON schema for server config

See merge request !776

docs: update design document to reflect current codebase

See merge request !779

ci: tag gkgpb Go submodule on release

See merge request !777

docs: add MR issue-link guidance

Closes dgruzd/tasks#2443

See merge request !781

## [0.21.0](v0.20.0...v0.21.0) (2026-04-03)

### Features

* **config:** generate JSON schema for server config ([24cda9e9](24cda9e9)) by Bohdan Parkhomchuk
* **docker:** optimize build for better layer caching ([e19fc065](e19fc065)) by Bohdan Parkhomchuk
* **ontology:** add IN_PROJECT, CLOSED_BY, APPROVED_BY edges and fix REVIEWER source ([89d4eb18](89d4eb18)) by Michael Angelo Rivera
* **server:** tune tonic gRPC HTTP/2 settings for production ([e30a8d08](e30a8d08)) by Michael Angelo Rivera
* **server:** type-safe ClickHouse settings and log_comment tracing ([0848f5b6](0848f5b6)) by Michael Usachenko
* **server:** wire Gitaly content resolution end-to-end ([c08d0b96](c08d0b96)) by Michael Usachenko

### Fixes

* **config:** fix handler config deserialization and drop unused env var source ([7c8b6e90](7c8b6e90)) by Michael Usachenko
* **ontology:** compute full_path from routes table instead of slug ([2d784f8e](2d784f8e)) by Michael Angelo Rivera
* **ontology:** standardize person-action edges to person-is-source direction ([ad8cf900](ad8cf900)) by Michael Angelo Rivera
* **tests:** fix integration test failures from edge direction change and stale cache ([deb3bf0d](deb3bf0d)) by Michael Usachenko

### Other

* add MIT license and go.mod to gkgpb Go submodule ([e165a695](e165a695)) by Michael Angelo Rivera
* add MR issue-link guidance ([42022985](42022985)) by Dmitry Gruzd
* **config:** load query settings from YAML via gkg-server-config crate ([e49e797a](e49e797a)) by Michael Usachenko
* **config:** remove config re-export shims ([c6af4f08](c6af4f08)) by Michael Usachenko
* **config:** unify all config types in gkg-server-config crate ([5fedf4ef](5fedf4ef)) by Michael Usachenko
* **server:** rename config.rs to tls.rs ([f507fe5e](f507fe5e)) by Michael Usachenko
* **server:** replace QueryProfiler with log_comment-based system table queries ([f5f52bfd](f5f52bfd)) by Michael Usachenko
* tag gkgpb Go submodule on release ([87580344](87580344)) by Michael Angelo Rivera
* update design document to reflect current codebase ([4251b166](4251b166)) by Dmitry Gruzd