0.4.0 release

.changeset/bright-cats-hang.md

.changeset/curly-kids-reflect.md

.changeset/many-cars-retire.md

.changeset/shiny-eels-doubt.md

.changeset/silly-poems-pull.md

.changeset/three-countries-film.md

.changeset/tough-toes-help.md

packages/api-client/CHANGELOG.md

packages/api-client/package.json

packages/json-api-client/CHANGELOG.md

packages/json-api-client/package.json

pnpm-lock.yaml