Update backup service and forgejo

roles/backup/templates/backup.service.j2

@@ -1,4 +1,11 @@
+[Unit]
+Description=Autostart several tools and services
+StartLimitIntervalSec=7200
+StartLimitBurst=5
+
 [Service]
 Type=oneshot
 ExecStart={{ service_path }}/backup.sh
 WorkingDirectory={{ service_path }}
+Restart=on-failure
+RestartSec=15min

roles/forgejo/vars/main.yml

@@ -26,7 +26,7 @@ forgejo_env:
   FORGEJO__cors__ENABLED: true
   FORGEJO__cors__SCHEME: https
 
-  FORGEJO__ui__DEFAULT_THEME: arc-green
+  FORGEJO__ui__DEFAULT_THEME: forgejo-dark
 
   FORGEJO__server__DOMAIN: "{{ svc.domain }}"
   FORGEJO__server__SSH_DOMAIN: "{{ svc.domain }}"
@@ -61,6 +61,8 @@ forgejo_env:
 
   FORGEJO__picture__DISABLE_GRAVATAR: true
 
+  FORGEJO__attachment__MAX_FILES: 10
+
   FORGEJO__oauth2__JWT_SECRET: "{{ vault_forgejo.oauth2_jwt_secret }}"
 
   FORGEJO__metrics__ENABLED: true
@@ -81,7 +83,7 @@ forgejo_env:
 
 forgejo_compose:
   watchtower: true
-  image: codeberg.org/forgejo/forgejo:1.21
+  image: codeberg.org/forgejo/forgejo:7.0
   volumes:
     - data:/data
     - ./templates:/data/gitea/templates