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

docs/cloud_features.md

@@ -1,6 +1,6 @@
 # Cloud Account Management and Intelligent Switching
 
-This document explains the cloud AI account management and switching capabilities in Antigravity Manager. The feature allows users to manage multiple Google accounts, monitor API quotas, and seamlessly switch the active IDE account with one click.
+This document explains the cloud AI account management and switching capabilities in Gemini Nexus. The feature allows users to manage multiple Google accounts, monitor API quotas, and seamlessly switch the active IDE account with one click.
 
 ## 1. Core Features
 

docs/proxyman-debugging.md

@@ -1,9 +1,9 @@
-# Proxyman Debugging Guide for Antigravity and Antigravity Manager
+# Proxyman Debugging Guide for Antigravity and Gemini Nexus
 
 This guide explains how to use Proxyman for two debugging targets:
 
 1. The installed official `Antigravity` desktop client
-2. The `Antigravity Manager` development build from this repository
+2. The `Gemini Nexus` development build from this repository
 
 Before you start, complete [Proxyman Installation and Basic Setup on Windows](./proxyman-install.md).
 
@@ -12,7 +12,7 @@ Before you start, complete [Proxyman Installation and Basic Setup on Windows](./
 Use this guide when you want to:
 
 - inspect login, quota, project context, or model-list requests from `Antigravity`
-- inspect OAuth, quota refresh, or proxy traffic from `Antigravity Manager`
+- inspect OAuth, quota refresh, or proxy traffic from `Gemini Nexus`
 - compare requests from the official client with requests produced by this project
 
 ## Understand the Two Traffic Paths
@@ -24,7 +24,7 @@ Use this guide when you want to:
 - Chromium or renderer-side requests
 - Electron or Node-side requests
 
-### `Antigravity Manager` in This Repository
+### `Gemini Nexus` in This Repository
 
 This project is also an Electron app, but it additionally includes Node, Undici, and internal proxy flows. You may need to inspect:
 
@@ -68,7 +68,7 @@ powershell -ExecutionPolicy Bypass -File .\scripts\start-antigravity-with-proxym
 Notes:
 
 - This script targets the installed official `Antigravity` client.
-- It does not launch this repository's `Antigravity Manager` development build.
+- It does not launch this repository's `Gemini Nexus` development build.
 - Override `-AppPath`, `-CaPath`, `-ProxyHost`, or `-NoProxy` if your local environment differs.
 
 ### Suggested Flow
@@ -111,7 +111,7 @@ If system proxy behavior is unreliable, you can launch the installed client with
 
 Use this as a fallback, not the default path.
 
-## Debug Antigravity Manager From This Repository
+## Debug Gemini Nexus From This Repository
 
 This project has more layers than the official client. The script above is not the general launcher for this repository's development app.
 
@@ -227,7 +227,7 @@ powershell -ExecutionPolicy Bypass -File .\scripts\start-antigravity-with-proxym
 
 4. Trigger login, quota, or model-list traffic.
 
-### Antigravity Manager in This Repository
+### Gemini Nexus in This Repository
 
 1. Complete [Proxyman Installation and Basic Setup on Windows](./proxyman-install.md).
 2. Open PowerShell.