README update for imaginary

.env.sample

@@ -102,6 +102,9 @@ DEFAULT_QUOTA="10 GB"
 # USER_OIDC_LOGIN_ONLY=false
 # SECRET_USER_OIDC_SECRET_VERSION=v1
 
+# Image / PDF previews with Imaginary (see README)
+#COMPOSE_FILE="$COMPOSE_FILE:compose.imaginary-preview.yml"
+
 # HSTS Options
 # Uncomment this line to enable HSTS: https://docs.nextcloud.com/server/30/admin_manual/installation/harden_server.html
 #HSTS_ENABLED=1

README.md

@@ -120,20 +120,6 @@ To disable dashboard app (since it is so corporate):
 
 `abra app cmd <app-name> app run_occ '"app:disable dashboard"'`
 
-## Configuring system settings
-
-All settings on [this page](https://docs.nextcloud.com/server/stable/admin_manual/configuration_server/index.html) can be configured using this command:
-
-`abra app cmd <app-name> app set_system_config <config> '<value>'`
-
-For example, this command sets the default language for new users to Danish:
-
-`abra app cmd <app-name> app set_system_config default_language 'da'`
-
-And, to avoid warnings about maintenance window, run this command ([read more here](https://docs.nextcloud.com/server/32/admin_manual/configuration_server/background_jobs_configuration.html)):
-
-`abra app cmd <app-name> app set_system_config maintenance_window_start 1`
-
 ## Default user files
 
 - Follow [these docs](https://docs.nextcloud.com/server/latest/admin_manual/configuration_files/default_files_configuration.html) to set the default files list for each user in the Files app
@@ -329,6 +315,20 @@ docker exec -u www-data $(docker ps -f name=foo_com_app -q) ./occ preview:pre-ge
 
 This app will improve performance of image browsing at the cost of storage space.
 
+## Better image previews with `imaginary`
+
+1. Run `abra app config <domain>` and uncomment the line `#COMPOSE_FILE="$COMPOSE_FILE:compose.imaginary-preview.yml"`.
+2. Re-deploy the app (`abra app deploy <domain> --force`)
+3. Edit `/var/www/config/config.php` and add:
+
+  ```
+  'enabledPreviewProviders' => 
+  array (
+    0 => 'OC\\Preview\\Imaginary',
+  ),
+  'preview_imaginary_url' => 'http://imaginary:9000',
+  ```
+
 ## Fulltextsearch using elasticsearch
 
 1. Uncomment the following lines in your env file:

compose.fulltextsearch.yml

@@ -2,7 +2,7 @@ version: "3.8"
 
 services:
   elasticsearch:
-    image: "docker.elastic.co/elasticsearch/elasticsearch:9.3.4"
+    image: "docker.elastic.co/elasticsearch/elasticsearch:8.17.2"
     environment:
       - cluster.name=docker-cluster
       - bootstrap.memory_lock=true
@@ -29,7 +29,7 @@ services:
         mode: 0600
 
   searchindexer:
-    image: nextcloud:33.0.3-fpm
+    image: nextcloud:32.0.3-fpm
     volumes:
       - nextcloud:/var/www/html/
       - nextapps:/var/www/html/custom_apps:cached

compose.imaginary-preview.yml

@@ -0,0 +1,10 @@
+---
+version: '3.8'
+services:
+  imaginary:
+    image: nextcloud/aio-imaginary:20250822_112758
+    environment:
+      - PORT=9000
+    command: -concurrency 50 -enable-url-source -log-level debug
+    networks:
+      - internal

compose.postgres.yml

@@ -10,7 +10,7 @@ services:
       - NEXTCLOUD_UPDATE=1
 
   db:
-    image: "postgres:18"
+    image: "postgres:13"
     command: -c "max_connections=${MAX_DB_CONNECTIONS:-100}"
     volumes:
       - "postgres:/var/lib/postgresql/data"

compose.whiteboard.yml

@@ -6,7 +6,7 @@ services:
       - whiteboard_jwt
 
   whiteboard:
-    image: ghcr.io/nextcloud-releases/whiteboard:v1.5.7
+    image: ghcr.io/nextcloud-releases/whiteboard:v1.5.0
     deploy:
       labels:
         - traefik.enable=true

compose.yml

@@ -1,7 +1,7 @@
 version: "3.8"
 services:
   web:
-    image: nginx:1.30.0
+    image: nginx:1.29.4
     depends_on:
       - app
     configs:
@@ -48,7 +48,7 @@ services:
       start_period: 5m
 
   app:
-    image: nextcloud:33.0.3-fpm
+    image: nextcloud:32.0.3-fpm
     depends_on:
       - db
     configs:
@@ -109,7 +109,7 @@ services:
       start_period: 15m
 
   cron:
-    image: nextcloud:33.0.3-fpm
+    image: nextcloud:32.0.3-fpm
     volumes:
       - nextcloud:/var/www/html/
       - nextapps:/var/www/html/custom_apps:cached
@@ -125,7 +125,7 @@ services:
 
 
   cache:
-    image: redis:8.6.2-alpine
+    image: redis:8.4.0-alpine
     networks:
       - internal
     volumes: