feat: web frontend; middleware; serde (WIP?)

frontend/vite.config.ts

@@ -0,0 +1,21 @@
+import { defineConfig } from 'vite';
+import solid from 'vite-plugin-solid';
+
+export default defineConfig({
+  plugins: [solid()],
+  base: '/admin/',
+  build: {
+    outDir: 'dist',
+    assetsDir: 'assets',
+    sourcemap: false,
+    minify: 'terser',
+  },
+  server: {
+    proxy: {
+      '/admin/api': {
+        target: 'http://localhost:8080',
+        changeOrigin: true,
+      }
+    }
+  }
+});