add shellscript

This PR moves the db service into two override files `compose.mariadb.yml` and `compose.postgres.yml`.

Existing installations need to add:
```
COMPOSE_FILE="compose.yml"
COMPOSE_FILE="$COMPOSE_FILE:compose.mariadb.yml"
```
to their .env file to ensure mariadb is still used.

Co-authored-by: Philipp Rothmann <philipprothmann@posteo.de>
Reviewed-on: #26

compose.yml

@@ -1,7 +1,7 @@
 version: "3.8"
 services:
   web:
-    image: nginx:1.20.0
+    image: nginx:1.21.6
     configs:
       - source: nginx_conf
         target: /etc/nginx/nginx.conf
@@ -33,7 +33,7 @@ services:
         - "traefik.http.middlewares.${STACK_NAME}-redirect.headers.SSLHost=${DOMAIN}"
 
   app:
-    image: nextcloud:23.0.3-fpm
+    image: nextcloud:24.0.0-fpm
     depends_on:
       - db
     configs:
@@ -69,13 +69,13 @@ services:
         failure_action: rollback
         order: start-first
       labels:
-        - "coop-cloud.${STACK_NAME}.version=2.0.0+23.0.3-fpm"
+        - "coop-cloud.${STACK_NAME}.version=2.1.0+24.0.0-fpm"
         - "backupbot.backup=true"
         - "backupbot.backup.path=/var/www/html/config/,/var/www/html/data/,/var/www/html/custom_apps/"
 
 
   cron:
-    image: nextcloud:23.0.3-fpm
+    image: nextcloud:24.0.0-fpm
     volumes:
       - nextcloud:/var/www/html/
       - nextapps:/var/www/html/custom_apps:cached
@@ -87,7 +87,7 @@ services:
     entrypoint: /cron.sh
 
   cache:
-    image: redis:6.2.5-alpine
+    image: redis:7.0.0-alpine
     networks:
       - internal
     volumes:

configure_nextcloud.sh

@@ -0,0 +1,55 @@
+#!/bin/bash
+
+set -eu
+
+app_name=$1
+domain=$2
+secret=$3
+
+sub_occ(){
+abra app run --user www-data $app_name app /var/www/html/occ "$@"
+}
+
+# Install apps
+sub_occ app:install calendar || true
+sub_occ app:install sociallogin || true
+sub_occ app:install onlyoffice || true
+
+# Disable Dashboard
+sub_occ app:disable dashboard || true
+
+# Configure SSO
+
+sub_occ config:app:set sociallogin custom_providers --value="
+{
+  \"custom_oidc\": [
+    {
+      \"name\": \"authentik\",
+      \"title\": \"Login\",
+      \"authorizeUrl\": \"https://$domain/application/o/authorize/\",
+      \"tokenUrl\": \"https://$domain/application/o/token/\",
+      \"displayNameClaim\": \"preferred_username\",
+      \"userInfoUrl\": \"https://$domain/application/o/userinfo/\",
+      \"logoutUrl\": \"https://$domain/application/o/nextcloud/end-session/\",
+      \"clientId\": \"nextcloud\",
+      \"clientSecret\": \"$secret\",
+      \"scope\": \"openid profile email nextcloud\",
+      \"groupsClaim\": \"nextcloud_groups\",
+      \"style\": \"openid\",
+      \"defaultGroup\": \"\",
+      \"groupMapping\": {
+        \"admin\": \"admin\"
+      }
+    }
+  ]
+}"
+
+sub_occ config:app:set sociallogin update_profile_on_login --value 1
+sub_occ config:app:set sociallogin auto_create_groups --value 1
+sub_occ config:app:set sociallogin hide_default_login --value 1
+
+sub_occ config:system:set allow_user_to_change_display_name --value=false
+sub_occ config:system:set lost_password_link --value=disabled
+sub_occ config:system:set social_login_auto_redirect --value=true
+
+abra app run --user www-data $app_name app cat config/config.php

releases/2.0.0+23.0.3-fpm

@@ -1,4 +1,4 @@
-2.0.0 introduces a minor nextcloud update to 23.0.3 and moves the database service to a seperate override.yml file to support different database types (mariadb / postgres). This might break your installation. Please add the following snippet to your config .env to ensure the right db is used:
+2.0.0 introduces a minor nextcloud update to 23.0.4 and moves the database service to a seperate override.yml file to support different database types (mariadb / postgres). This might break your installation. Please add the following snippet to your config .env to ensure the right db is used:
 
 ```
 COMPOSE_FILE="compose.yml"