add autodeploy and add basic auth for file uploader

app/Http/Middleware/EnsureFileUploadBasicAuth.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+use Symfony\Component\HttpFoundation\Response;
+
+class EnsureFileUploadBasicAuth
+{
+    public function handle(Request $request, Closure $next): Response
+    {
+        $authorizedUsers = config('file_links.upload_basic_auth_users', []);
+        $username = (string) $request->getUser();
+        $password = (string) $request->getPassword();
+
+        foreach ($authorizedUsers as $authorizedUser) {
+            $validUsername = isset($authorizedUser['username']) && hash_equals((string) $authorizedUser['username'], $username);
+            $validPassword = isset($authorizedUser['password']) && hash_equals((string) $authorizedUser['password'], $password);
+
+            if ($validUsername && $validPassword) {
+                return $next($request);
+            }
+        }
+
+        return $this->unauthorizedResponse($request);
+    }
+
+    private function unauthorizedResponse(Request $request): Response
+    {
+        if ($request->expectsJson()) {
+            return new JsonResponse(['message' => 'Unauthorized'], Response::HTTP_UNAUTHORIZED, [
+                'WWW-Authenticate' => 'Basic realm="File Upload"',
+            ]);
+        }
+
+        return response('Unauthorized', Response::HTTP_UNAUTHORIZED, [
+            'WWW-Authenticate' => 'Basic realm="File Upload"',
+        ]);
+    }
+}