Create nextcloud.yml

This configuration sets up a Nextcloud service with a MariaDB database, including environment variables for database credentials and admin user.

stack/nextcloud.yml

@@ -0,0 +1,38 @@
+version: '3.8'
+
+services:
+  db:
+    image: mariadb:10.6
+    container_name: nextcloud_db
+    restart: unless-stopped
+    volumes:
+      - nextcloud_db:/var/lib/mysql
+    environment:
+      - MYSQL_DATABASE=nextcloud
+      - MYSQL_USER=nextcloud
+      - MYSQL_PASSWORD=${MYSQL_PASSWORD}
+      - MYSQL_ROOT_PASSWORD=${MYSQL_ROOT_PASSWORD}
+
+  app:
+    image: nextcloud:latest
+    container_name: nextcloud_app
+    restart: unless-stopped
+    ports:
+      - "6900:80"    # HTTP (內網)
+      - "6950:443"   # HTTPS (供反向代理用，可透過 cert 處理)
+    volumes:
+      - /mnt/data/External/Nextcloud_files:/var/www/html/data
+      - nextcloud_data:/var/www/html/
+    environment:
+      - MYSQL_PASSWORD=${MYSQL_PASSWORD}
+      - MYSQL_DATABASE=nextcloud
+      - MYSQL_USER=nextcloud
+      - MYSQL_HOST=db
+      - NEXTCLOUD_ADMIN_USER=karylab
+      - NEXTCLOUD_ADMIN_PASSWORD=${NEXTCLOUD_ADMIN_PASSWORD}
+    depends_on:
+      - db
+
+volumes:
+  nextcloud_db:
+  nextcloud_data: