[client] UI refactor (#6069)

Refactor UI

---------

Co-authored-by: Eduard Gert <kontakt@eduardgert.de>
Co-authored-by: braginini <bangvalo@gmail.com>
Co-authored-by: Pascal Fischer <32096965+pascal-fischer@users.noreply.github.com>
Co-authored-by: Claude <noreply@anthropic.com>
Co-authored-by: riccardom <riccardomanfrin@gmail.com>

client/ui/frontend/.prettierrc

@@ -0,0 +1,12 @@
+{
+    "tabWidth": 4,
+    "useTabs": false,
+    "semi": true,
+    "singleQuote": false,
+    "trailingComma": "all",
+    "printWidth": 100,
+    "arrowParens": "always",
+    "endOfLine": "lf",
+    "plugins": ["prettier-plugin-tailwindcss"],
+    "tailwindFunctions": ["cn", "clsx", "cva", "tw"]
+}