mjolnir: deploy mjolnir using docker compose

Moving from mjolnir from nix-infra to ansible-infra.
Also using native encryption now instead of the deprecated pantalaimon
and having protectAllJoinedRooms set to true for easier and quicker
usage.

inventories/chaosknoten/hosts.yaml

@@ -29,6 +29,10 @@ all:
     lists:
       ansible_host: lists.hamburg.ccc.de
       ansible_user: chaos
+    mjolnir:
+      ansible_host: mjolnir.hosts.hamburg.ccc.de
+      ansible_user: chaos
+      ansible_ssh_common_args: -J ssh://chaos@router.hamburg.ccc.de
     mumble:
       ansible_host: mumble.hamburg.ccc.de
       ansible_user: chaos
@@ -108,6 +112,7 @@ base_config_hosts:
     sunders:
     renovate:
     spaceapiccc:
+    mjolnir:
 systemd_networkd_hosts:
   hosts:
     router:
@@ -115,7 +120,7 @@ nftables_hosts:
   hosts:
     router:
 docker_compose_hosts:
-  hosts: 
+  hosts:
     acmedns:
     ccchoir:
     grafana:
@@ -129,6 +134,7 @@ docker_compose_hosts:
     ntfy:
     sunders:
     spaceapiccc:
+    mjolnir:
 nextcloud_hosts:
   hosts:
     cloud:
@@ -214,6 +220,7 @@ infrastructure_authorized_keys_hosts:
     sunders:
     renovate:
     spaceapiccc:
+    mjolnir:
 wiki_hosts:
   hosts:
     eh22-wiki:
@@ -245,6 +252,7 @@ ansible_pull_hosts:
     zammad:
     ntfy:
     spaceapiccc:
+    mjolnir:
 msmtp_hosts:
   hosts:
 renovate_hosts: