Merge pull request #5 from stife/codex/correct-spelling-and-update-readme

Fix typo and document Node.js requirement

Author: stife

README.md

@@ -1,6 +1,6 @@
 # n8n-render
 
-Successfull installation of n8n on Render using Docker.
+Successful installation of n8n on Render using Docker.
 
 To make it run just open Render Dashboard and use this git as Blueprint.
 
@@ -12,6 +12,13 @@ To change the webhook URL from localhost to your domain, for example, just add t
 
 Version 0.224.1
 
+## Setup
+
+1. Install dependencies (Node.js 18+ required):
+   ```bash
+   npm install
+   ```
+
 ## Facebook Page Management
 
 A simple web interface to manage the Facebook page **"Techno auf den Augen"** is included in the [`facebook-manager`](./facebook-manager) directory. It relies on Express and the built-in Node.js `fetch` API to list and create posts.