feat: add UI components and utilities

- Introduced Skeleton component for loading states.
- Added Slider component with customizable properties.
- Implemented Sonner for toast notifications.
- Created Switch component for toggle functionality.
- Developed Table component with header, body, footer, and cell subcomponents.
- Added Tabs component with list, trigger, and content subcomponents.
- Implemented Tooltip component with provider, trigger, and content.
- Created useIsMobile hook for responsive design.
- Added global styles in index.css with custom properties.
- Implemented utility function for class name merging.
- Set up main entry point for the application.
- Configured TypeScript settings for the application and node.
- Set up Vite configuration with React and Tailwind CSS support.

tsconfig.json

@@ -0,0 +1,13 @@
+{
+  "files": [],
+  "references": [
+    { "path": "./tsconfig.app.json" },
+    { "path": "./tsconfig.node.json" }
+  ],
+  "compilerOptions": {
+    "baseUrl": ".",
+    "paths": {
+      "@/*": ["./src/*"]
+    }
+  }
+}