docs: Update Docker README.md

Author: janober

docker/images/n8n/README.md

@@ -1,8 +1,8 @@
-# n8n - Workflow Automation
+![n8n.io - Workflow Automation](https://user-images.githubusercontent.com/65276001/173571060-9f2f6d7b-bac0-43b6-bdb2-001da9694058.png)
 
-![n8n.io - Workflow Automation](https://raw.githubusercontent.com/n8n-io/n8n/master/assets/n8n-logo.png)
+# n8n - Workflow automation tool
 
-n8n is a free and open [fair-code](http://faircode.io) distributed node based Workflow Automation Tool. It can be self-hosted, easily extended, and so also used with internal tools.
+n8n is an extendable workflow automation tool. With a [fair-code](http://faircode.io) 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.
 
 <a href="https://raw.githubusercontent.com/n8n-io/n8n/master/assets/n8n-screenshot.png"><img src="https://raw.githubusercontent.com/n8n-io/n8n/master/assets/n8n-screenshot.png" alt="n8n.io - Screenshot"></a>