Update tipi version and added URL environment variable (#578)

* Update tipi version and add URL to enable OAUTH callback functionality

Updated to the latest version and added an environment variable for the domain which is necessary when setting up integrations that have OAUTH callbacks, otherwise it submits the callback URL as "localhost."

* Update n8n description.md

added a note to inform user about integration limitations without a URL

* Update description.md

edited for clarity

* Add Changelog

---------

Co-authored-by: DrMxrcy <drmxrcy@gmail.com>

apps/n8n/config.json

@@ -5,8 +5,8 @@
   "exposable": true,
   "port": 8094,
   "id": "n8n",
-  "tipi_version": 12,
-  "version": "0.224.1",
+  "tipi_version": 13,
+  "version": "0.229.0",
   "categories": [
     "automation"
   ],

apps/n8n/docker-compose.yml

@@ -3,7 +3,7 @@ version: '3.7'
 services:
   n8n:
     container_name: n8n
-    image: n8nio/n8n:0.224.1
+    image: n8nio/n8n:0.229.0
     restart: unless-stopped
     ports:
       - ${APP_PORT}:5678
@@ -17,6 +17,7 @@ services:
       - DB_POSTGRESDB_PORT=5432
       - DB_POSTGRESDB_USER=tipi
       - DB_POSTGRESDB_PASSWORD=tipi
+      - N8N_EDITOR_BASE_URL=${APP_DOMAIN}
     depends_on:
       - db-n8n
     networks:

apps/n8n/metadata/description.md

@@ -1,6 +1,10 @@
+## Installation Notes ##
+
+To enable OAUTH integrations you will need to enable the "expose app" option and configure a URL in Tipi. This setting can be changed at a later date if an integration is identified that needs it.
+
 ## Easily automate tasks across different services. 
 
 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.
 
-![Screenshot](https://raw.githubusercontent.com/n8n-io/n8n/master/assets/n8n-screenshot.png)
+![Screenshot](https://raw.githubusercontent.com/n8n-io/n8n/master/assets/n8n-screenshot.png)