style: rollback tailwindcss to v3 for temp fix

apps/webui/package.json

@@ -16,13 +16,15 @@
     "@kobalte/core": "^0.13.9",
     "@kobalte/tailwindcss": "^0.9.0",
     "@solid-primitives/refs": "^1.1.0",
+    "@tailwindcss/postcss": "^4.0.9",
     "@tanstack/solid-router": "^1.112.2",
     "chart.js": "^4.4.8",
     "cmdk-solid": "^1.1.2",
     "embla-carousel-solid": "^8.5.2",
+    "lucide-solid": "^0.477.0",
     "solid-js": "^1.9.5",
     "solid-sonner": "^0.2.8",
-    "tailwindcss": "3.4.17"
+    "tailwindcss": "^3"
   },
   "devDependencies": {
     "@rsbuild/plugin-solid": "^1.0.5",