feat(server): support multi-categories filtering (gorse-io#704)

fix(worker): fix index out of range caused by duplicate labels (gorse…

…-io#700)

setup arm64 unit testing CircleCI (gorse-io#668)

(cherry picked from commit fb12092)

Go client patch (gorse-io#636)

create temporary directory for scratch image (gorse-io#627)

fix boolean type parsing of ClickHouse driver (gorse-io#596)

support OpenTelemetry tracing (gorse-io#576)

fix restful API docs (gorse-io#566)

enable tests for release branch (gorse-io#555)

use latest gox for release build (gorse-io#525)