docs: update README to enhance project description and remove outdated requirements

Author: HandyS11

README.md

@@ -1,13 +1,20 @@
+<div align="center">
+
 # ProjGraph
 
-![CI](https://github.com/HandyS11/ProjGraph/actions/workflows/ci.yml/badge.svg)
-![CD](https://github.com/HandyS11/ProjGraph/actions/workflows/publish.yml/badge.svg)
+**.NET tool ecosystem for visualizing project dependencies, database schemas, and class hierarchies.**
+
+[![CI](https://github.com/HandyS11/ProjGraph/actions/workflows/ci.yml/badge.svg)](https://github.com/HandyS11/ProjGraph/actions/workflows/ci.yml)
+[![CD](https://github.com/HandyS11/ProjGraph/actions/workflows/publish.yml/badge.svg)](https://github.com/HandyS11/ProjGraph/actions/workflows/publish.yml)
+[![License](https://img.shields.io/github/license/HandyS11/ProjGraph)](./LICENSE)
 
 [![ProjGraph.Cli NuGet](https://img.shields.io/nuget/v/ProjGraph.Cli?label=CLI&logo=nuget)](https://www.nuget.org/packages/ProjGraph.Cli)
 [![ProjGraph.Cli Downloads](https://img.shields.io/nuget/dt/ProjGraph.Cli?label=CLI%20downloads&logo=nuget)](https://www.nuget.org/packages/ProjGraph.Cli)
 [![ProjGraph.Mcp NuGet](https://img.shields.io/nuget/v/ProjGraph.Mcp?label=MCP&logo=nuget)](https://www.nuget.org/packages/ProjGraph.Mcp)
 [![ProjGraph.Mcp Downloads](https://img.shields.io/nuget/dt/ProjGraph.Mcp?label=MCP%20downloads&logo=nuget)](https://www.nuget.org/packages/ProjGraph.Mcp)
 
+</div>
+
 **ProjGraph** is a .NET tool ecosystem for visualizing project dependencies, database schemas, and class hierarchies.
 It provides both a CLI for manual analysis and an MCP server for AI-assisted exploration of your codebase architecture.
 

src/ProjGraph.Cli/README.md

@@ -200,10 +200,6 @@ projgraph stats ./src/MyApp/MyApp.csproj
 - **Zero projects in `stats`**: Ensure the solution file is not empty and that all referenced `.csproj` files exist on
   disk.
 
-## Requirements
-
-- .NET 10.0 or later
-
 ## License
 
 Licensed under the terms specified in the [repository](https://github.com/HandyS11/ProjGraph).