refactor(n8n) random db password and bump version

apps/n8n/config.json

@@ -4,13 +4,21 @@
   "available": true,
   "port": 8094,
   "id": "n8n",
-  "tipi_version": 1,
-  "version": "0.186.1",
+  "tipi_version": 2,
+  "version": "0.195.5",
   "categories": ["automation"],
   "description": "n8n is an extendable workflow automation tool. With a fair-code distribution model, n8n will always have visible source code, be available to self-host, and allow you to add your own custom functions, logic and apps. n8n's node-based approach makes it highly versatile, enabling you to connect anything to everything.",
   "short_desc": "Workflow Automation Tool. Alternative to Zapier",
   "author": "n8n.io",
   "source": "https://github.com/n8n-io/n8n",
   "website": "https://n8n.io/",
-  "form_fields": []
+  "form_fields": [
+    {
+      "type": "random",
+      "label": "Database password",
+      "min": 30,
+      "max": 30,
+      "env_variable": "DB_PASSWORD"
+    }
+  ]
 }

apps/n8n/docker-compose.yml

@@ -8,7 +8,7 @@ services:
     volumes:
       - ${APP_DATA_DIR}/data/db:/var/lib/postgresql/data
     environment:
-      - POSTGRES_PASSWORD=tipi
+      - POSTGRES_PASSWORD=${DB_PASSWORD}
       - POSTGRES_USER=tipi
       - POSTGRES_DB=n8n
     networks:
@@ -16,7 +16,7 @@ services:
 
   n8n:
     container_name: n8n
-    image: n8nio/n8n:0.186.1
+    image: n8nio/n8n:0.195.5
     restart: unless-stopped
     ports:
       - ${APP_PORT}:5678