Add create instance screenshot and update managing instances documentation

docs/index.md

@@ -2,13 +2,13 @@
 
 Welcome to the Llamactl documentation! **Management server and proxy for multiple llama.cpp instances with OpenAI-compatible API routing.**
 
-![Dashboard Screenshot](images/screenshot.png)
+![Dashboard Screenshot](images/dashboard.png)
 
 ## What is Llamactl?
 
 Llamactl is designed to simplify the deployment and management of llama-server instances. It provides a modern solution for running multiple large language models with centralized management.
 
-## Why llamactl?
+## Features
 
 🚀 **Multiple Model Serving**: Run different models simultaneously (7B for speed, 70B for quality)  
 🔗 **OpenAI API Compatible**: Drop-in replacement - route requests by model name  
@@ -19,19 +19,6 @@ Llamactl is designed to simplify the deployment and management of llama-server i
 💡 **On-Demand Instance Start**: Automatically launch instances upon receiving OpenAI-compatible API requests  
 💾 **State Persistence**: Ensure instances remain intact across server restarts  
 
-**Choose llamactl if**: You need authentication, health monitoring, auto-restart, and centralized management of multiple llama-server instances  
-**Choose Ollama if**: You want the simplest setup with strong community ecosystem and third-party integrations  
-**Choose LM Studio if**: You prefer a polished desktop GUI experience with easy model management
-
-## Key Features
-
-- 🚀 **Easy Setup**: Quick installation and configuration
-- 🌐 **Web Interface**: Intuitive web UI for model management
-- 🔧 **REST API**: Full API access for automation
-- 📊 **Monitoring**: Real-time health and status monitoring
-- 🔒 **Security**: Authentication and access control
-- 📱 **Responsive**: Works on desktop and mobile devices
-
 ## Quick Links
 
 - [Installation Guide](getting-started/installation.md) - Get Llamactl up and running