feat: add Switch component and showcase

- Introduced a new Switch component with variants and status colors.
- Created a SwitchShowcase component to demonstrate the Switch functionality.
- Updated package.json to include dayjs and rc-component/switch dependencies.
- Added styles for the Switch component in switch.style.css.
- Updated form.style.css to import switch styles.
- Enhanced types for Switch props in types/index.ts.
- Updated globals.css with CSS variables for the Switch component.

apps/web/package.json

@@ -15,6 +15,7 @@
     "@repo/ui": "workspace:*",
     "@repo/utils": "workspace:*",
     "@tailwindcss/vite": "^4.1.18",
+    "dayjs": "^1.11.19",
     "react": "^19.2.3",
     "react-dom": "^19.2.3",
     "react-router-dom": "^7.11.0",