refactor(frontend) Refactor and move components (#5290)

frontend/README.md

@@ -9,6 +9,7 @@ This is the frontend of the OpenHands project. It is a React application that pr
 - Remix SPA Mode (React + Vite + React Router)
 - TypeScript
 - Redux
+- TanStack Query
 - Tailwind CSS
 - i18next
 - React Testing Library
@@ -85,7 +86,7 @@ frontend
 ├── src
 │   ├── api # API calls
 │   ├── assets
-│   ├── components # Reusable components
+│   ├── components
 │   ├── context # Local state management
 │   ├── hooks # Custom hooks
 │   ├── i18n # Internationalization
@@ -99,6 +100,18 @@ frontend
 └── .env.sample # Sample environment variables
 ```
 
+#### Components
+
+Components are organized into folders based on their **domain**, **feature**, or **shared functionality**.
+
+```sh
+components
+├── features # Domain-specific components
+├── layout
+├── modals
+└── ui # Shared UI components
+```
+
 ### Features
 
 - Real-time updates with WebSockets