docs auto routing

docs/my-website/docs/proxy/auto_routing.md

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+import Image from '@theme/IdealImage';
+
 # Auto Routing
 
 LiteLLM can auto select the best model for a request based on rules you define.
 
+<Image alt="Auto Routing" img={require('../../img/auto_router.png')} style={{ borderRadius: '8px', marginBottom: '1em', maxWidth: '100%' }} />
+
 ## LiteLLM Python SDK
 
 Auto routing allows you to define routing rules that automatically select the best model for a request based on the input content. This is useful for directing different types of queries to specialized models.