Update README.md

Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>

Author: groupthinking

README.md

@@ -20,8 +20,8 @@ This repository hosts a lightweight, step-by-step guide for setting up an autono
 3. Note the bot user ID (you can fetch this via the API later).
 
 ### xAI / Grok API key
-. Visit <https://console.x.ai>, open the API keys section, and create a key that starts with `xai-`.
-. Store the key securely.
+1. Visit <https://console.x.ai>, open the API keys section, and create a key that starts with `xai-`.
+2. Store the key securely.
 
 ### Local tooling
 - Install Python 3.9+ (3.10–3.13 recommended).