Updated nextcloud, removed the old password that shouldn't had been in there (new server built) and added .envs

nextcloud/.env.db.example

@@ -0,0 +1,3 @@
+POSTGRES_USER=nextcloud
+POSTGRES_PASSWORD=<changeme>
+POSTGRES_DB=nextcloud

nextcloud/.env.example

@@ -0,0 +1,2 @@
+PORT=<changeme>
+NEXTCLOUD_TRUSTED_DOMAINS=<changeme>

nextcloud/docker-compose.yml

@@ -2,28 +2,25 @@ version: '2'
 
 volumes:
   nextcloud:
-  db:
+  data:
 
 services:
   db:
-    image: mariadb
-    command: --transaction-isolation=READ-COMMITTED --binlog-format=ROW
+    image: postgres:latest
     restart: unless-stopped
     volumes:
-      - db:/var/lib/mysql
+      - data:/var/lib/postgresql/data
+    env_file: .env.db
     environment:
-      - MYSQL_ROOT_PASSWORD=Xd9hx2Ew7a2WLXYT
-      - MYSQL_PASSWORD=JF2VuFvDcpp9VJEK
-      - MYSQL_DATABASE=nextcloud
-      - MYSQL_USER=nextcloud
-      - NEXTCLOUD_TRUSTED_DOMAINS=cloud.leece.im
+      - PGDATA=/var/lib/postgresql/data/pgdata
 
-  app:
-    image: nextcloud
+  nextcloud:
+    image: nextcloud:latest
     ports:
-      - 8001:80
+      - ${PORT}:80
     links:
       - db
+    env_file: .env
     volumes:
       - nextcloud:/var/www/html
     restart: unless-stopped