✨ Add forward discord.netz39.de to discord invite link

The URI https://discord.netz39.de will be on our printed flyers.

host-tau.yml

@@ -16,6 +16,8 @@
     # with backwards compatibility within the same tag!
     dokuwiki_image: "bitnami/dokuwiki:20220731@sha256:989ab52cf2d2e0f84166e114ca4ce88f59546b8f6d34958905f8d81c18cbd759"
 
+    discord_invite_domain: discord.netz39.de
+
   roles:
     # role 'docker_setup' applied through group 'docker_host'
     - role: apache
@@ -45,6 +47,8 @@
             deploy_challenge_hook: "/bin/systemctl restart apache2"
           - name: "{{ dokuwiki_domain }}"
             deploy_challenge_hook: "/bin/systemctl restart apache2"
+          - name: "{{ discord_invite_domain }}"
+            deploy_challenge_hook: "/bin/systemctl restart apache2"
 
     - name: Setup proxy site testredmine.netz39.de
       include_role:
@@ -172,3 +176,10 @@
           - "53:53/udp"
         env:
           TZ: "{{ timezone }}"
+
+    - name: Setup forwarding for Discord invite
+      include_role:
+        name: setup-http-site-forward
+      vars:
+        site_name: "{{ discord_invite_domain }}"
+        forward_to: "https://discord.com/invite/8FcDvAf"