Improve the devcontainer experience (#3492)

* Make it easier to run the devcontainer

* Some more improvements

* Tidy up few other things

* Better name stages

* Fix CI

* Setup everything with one click

* Allow to set IMAGE_OWNER

* Change IMAGE_OWNER to IMAGE_REPO

* Fix CI with IMAGE_REPO

* Fix nodejs installation

* Test devcontainer build as part of CI

* Build devcontainer in its own job

* Fix devcontainer cli installation

* Fix devcontainer build

* Fix devcontainer build in CI again

* Enable buildkit only

* Increase coverage of devcontainer test

* Fix devcontainer start in CI

* Ensure latest version of docker compose is used

* Fix install compose action

* Disable CI stuff which does not work until we fix them

.dockerignore

@@ -9,4 +9,8 @@ core
 *.mp4
 *.jpg
 *.db
-*.ts
+*.ts
+
+web/dist/
+web/node_modules/
+web/.npm