Add asset import/export and local dev server setup

- Configure Vite dev server with localhost binding and public asset proxy
- Add npm scripts for concurrent Laravel/Vite development (dev:local, dev:test)
- Implement asset import/export in ACP via ZIP file upload/download
- Create AssetController for asset management endpoints
- Add asset management UI tab in admin panel

app/Http/Controllers/AssetController.php

@@ -0,0 +1,101 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Storage;
+use ZipArchive;
+
+class AssetController extends Controller
+{
+    public function export(): \Symfony\Component\HttpFoundation\StreamedResponse
+    {
+        $user = auth()->user();
+        if (!$user || !$user->roles()->where('name', 'ROLE_ADMIN')->exists()) {
+            abort(403, 'Forbidden');
+        }
+
+        $storagePublic = storage_path('app/public');
+        $zip = new ZipArchive();
+        $zipPath = storage_path('exports/assets-'.date('YmdHis').'.zip');
+
+        if (!is_dir(storage_path('exports'))) {
+            mkdir(storage_path('exports'), 0775, true);
+        }
+
+        if ($zip->open($zipPath, ZipArchive::CREATE) === true) {
+            $this->addDirectoryToZip($zip, $storagePublic, '');
+            $zip->close();
+        }
+
+        return response()->download($zipPath)->deleteFileAfterSend(true);
+    }
+
+    public function import(Request $request): JsonResponse
+    {
+        $user = $request->user();
+        if (!$user || !$user->roles()->where('name', 'ROLE_ADMIN')->exists()) {
+            return response()->json(['message' => 'Forbidden'], 403);
+        }
+
+        $data = $request->validate([
+            'file' => ['required', 'file', 'mimes:zip', 'max:104857600'],
+        ]);
+
+        $file = $data['file'];
+        $zip = new ZipArchive();
+        $zipPath = $file->getPathname();
+
+        if ($zip->open($zipPath) !== true) {
+            return response()->json(['message' => 'Invalid zip file'], 400);
+        }
+
+        $storagePublic = storage_path('app/public');
+
+        for ($i = 0; $i < $zip->numFiles; $i++) {
+            $filename = $zip->getNameIndex($i);
+            $fileinfo = $zip->statIndex($i);
+
+            if ($fileinfo['crc'] == 0) {
+                continue;
+            }
+
+            $targetPath = $storagePublic.DIRECTORY_SEPARATOR.$filename;
+            $targetDir = dirname($targetPath);
+
+            if (!is_dir($targetDir)) {
+                mkdir($targetDir, 0775, true);
+            }
+
+            copy('zip://'.$zipPath.'#'.$filename, $targetPath);
+        }
+
+        $zip->close();
+
+        return response()->json([
+            'message' => 'Assets imported successfully',
+        ]);
+    }
+
+    private function addDirectoryToZip(ZipArchive $zip, string $dir, string $zipPath): void
+    {
+        $files = scandir($dir);
+
+        foreach ($files as $file) {
+            if ($file === '.' || $file === '..') {
+                continue;
+            }
+
+            $path = $dir.DIRECTORY_SEPARATOR.$file;
+            $zipPath = $zipPath === '' ? $file : $zipPath.'/'.$file;
+
+            if (is_dir($path)) {
+                $zip->addEmptyDir($zipPath);
+                $this->addDirectoryToZip($zip, $path, $zipPath);
+            } else {
+                $zip->addFile($path, $zipPath);
+            }
+        }
+    }
+}