Update installation/container page

- Use heading for docker compose
- Remove kubernetes (community project which has not seen updates since 2019)
- Remove cloudron - disguised advertisement
- Remove multipass - disguised advertisement

docs/general/installation/container.md

@@ -90,7 +90,7 @@ If there are submounts within the main mount, the submounts are read-write capab
 
 :::
 
-**Using Docker Compose:**
+### Using Docker Compose
 
 Create a `docker-compose.yml` file with the following contents. Add in the UID and GID that you would like to run jellyfin as in the user line below, or remove the user line to use the default (root).
 
@@ -142,11 +142,6 @@ An Unraid Docker template is available in the repository.
 
 4. Adjust any required paths and save your changes.
 
-## Kubernetes
-
-A community project to deploy Jellyfin on Kubernetes-based platforms exists [at their repository](https://github.com/home-cluster/jellyfin-openshift).
-Any issues or feature requests related to deployment on Kubernetes-based platforms should be filed there.
-
 ## Podman
 
 [Podman](https://podman.io) allows you to run rootless containers.
@@ -278,37 +273,3 @@ As always it is recommended to run the container rootless. Therefore we want to
    ```sh
    systemctl --user enable --now podman-auto-update.timer
    ```
-
-## Cloudron
-
-Cloudron is a complete solution for running apps on your server and keeping them up-to-date and secure.
-On your Cloudron you can install Jellyfin with a few clicks via the [app library](https://cloudron.io/store/org.jellyfin.cloudronapp.html) and updates are delivered automatically.
-
-The source code for the package can be found [here](https://git.cloudron.io/cloudron/jellyfin-app).
-Any issues or feature requests related to deployment on Cloudron should be filed there.
-
-## Multipass
-
-[Multipass](https://multipass.run) can launch and run virtual machines and configure them with cloud-init like a public cloud. Get an instant Ubuntu VM with a single command. Prototype your cloud launches locally for free.
-
-1. Once multipass is installed, create a new instance with jellyfin image
-
-    ```sh
-    multipass launch jellyfin --name jellyfin --cpus 1 --disk 40G --mem 4G
-    ```
-
-2. Check that jellyfin is running in your instance:
-
-    ```sh
-    multipass exec jellyfin -- sudo service jellyfin status
-    # ● jellyfin.service - Jellyfin Media Server
-    #      Loaded: loaded (/lib/systemd/system/jellyfin.service; enabled; vendor pres>
-    #     Drop-In: /etc/systemd/system/jellyfin.service.d
-    #              └─jellyfin.service.conf
-    #      Active: active (running) since Wed 2022-05-04 11:55:38 CEST; 1min 37s ago
-    ```
-
-3. Further information:
-
-- [Share data with an instance](https://multipass.run/docs/share-data-with-an-instance)
-- Expose your multipass guest/instance to your network/internet: [link1](https://github.com/ethicnology/nubo-init#expose-multipass-guest-to-your-network), [link2](https://maurow.bitbucket.io/notes/multipass-vm-port-forwarding.html)