- use serversideup/php as a base image
- remove nginx unit base
- remove app / webserver images
- add bundle stage to remove pipeline dependency
- update docker setup docs
- edit gitlabci rules and release logic

## [1.15.0](adaures/castopod@v1.14.1...v1.15.0) (2026-02-16)

### Features

* **docker:** replace all-in-one image with FrankenPHP and Caddy based image + discard other images ([14089f05](adaures/castopod@14089f05))