feat: complete rebranding to Gemini Nexus with improved UI, proxies and documentation

CONTRIBUTING.md

@@ -1,8 +1,8 @@
-# Contributing to Antigravity Manager
+# Contributing to Gemini Nexus
 
-First off, thank you for considering contributing to Antigravity Manager! 🎉
+First off, thank you for considering contributing to Gemini Nexus! 🎉
 
-It's people like you that make Antigravity Manager such a great tool. We welcome contributions from everyone, whether it's a bug report, feature suggestion, documentation improvement, or code contribution.
+It's people like you that make Gemini Nexus such a great tool. We welcome contributions from everyone, whether it's a bug report, feature suggestion, documentation improvement, or code contribution.
 
 ## 📋 Table of Contents
 
@@ -24,8 +24,8 @@ This project and everyone participating in it is governed by our [Code of Conduc
 1. **Fork the repository** on GitHub
 2. **Clone your fork** locally:
    ```bash
-   git clone https://github.com/YOUR_USERNAME/AntigravityManager.git
-   cd AntigravityManager
+   git clone https://github.com/YOUR_USERNAME/GeminiNexusManager.git
+   cd Gemini NexusManager
    ```
 3. **Add the upstream remote**:
    ```bash
@@ -178,7 +178,7 @@ Have an idea? Please [create an issue](https://github.com/Draculabo/AntigravityM
 
 ## 🙏 Thank You
 
-Your contributions help make Antigravity Manager better for everyone. Thank you for taking the time to contribute!
+Your contributions help make Gemini Nexus better for everyone. Thank you for taking the time to contribute!
 
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