chore(release): 1.6.3 [skip ci]

## [1.6.3](adaures/castopod@v1.6.2...v1.6.3) (2023-09-14)

### Bug Fixes

* **fediverse:** add `index` to post controller-method to access post's jsonld contents ([35142d8e](adaures/castopod@35142d8e))