feat(docker/podman): self-hosting with docker/podman compose (#3312)

* initial files

* added testing files

* removed unused files

* cleaned additional mounts

* fixed sql init

* removed more unused files

* moved to docker folder

* revert package.json

* gitignore update

* env example comments and compose necessary healthcheck

* ghcr package impl

* updated dockerfile steps  for layer caching

* added development-stage to dockerfile to dev environment

* added documentation on how to use dockerfile and compose.yml

* fixed prettier issues

* fixed image tag

* removed workflow for later

docker/volumes/db/jwt.sql

@@ -0,0 +1,5 @@
+\set jwt_secret `echo "$JWT_SECRET"`
+\set jwt_exp `echo "$JWT_EXP"`
+
+ALTER DATABASE postgres SET "app.settings.jwt_secret" TO :'jwt_secret';
+ALTER DATABASE postgres SET "app.settings.jwt_exp" TO :'jwt_exp';