feat: new ui with greyhaven design system

ui/vite.config.ts

@@ -0,0 +1,24 @@
+import { defineConfig, loadEnv } from 'vite'
+import react from '@vitejs/plugin-react'
+import tailwindcss from '@tailwindcss/vite'
+import path from 'node:path'
+
+export default defineConfig(({ mode }) => {
+  const env = loadEnv(mode, process.cwd(), '')
+  const apiTarget = env.VITE_API_PROXY_TARGET || 'http://localhost:1250'
+  return {
+    base: '/v2/',
+    plugins: [react(), tailwindcss()],
+    resolve: {
+      alias: {
+        '@': path.resolve(__dirname, 'src'),
+      },
+    },
+    server: {
+      port: 3001,
+      proxy: {
+        '/v1': { target: apiTarget, changeOrigin: true },
+      },
+    },
+  }
+})