add cors policy

app/Http/Middleware/CorsMiddleware.php

@@ -0,0 +1,38 @@
+<?php
+namespace App\Http\Middleware;
+
+use Closure;
+
+class CorsMiddleware
+{
+    /**
+     * Handle an incoming request.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @param  \Closure  $next
+     * @return mixed
+     */
+    public function handle($request, Closure $next)
+    {
+        $headers = [
+            'Access-Control-Allow-Origin'      => '*',
+            'Access-Control-Allow-Methods'     => 'POST, GET, OPTIONS, PUT, DELETE',
+            'Access-Control-Allow-Credentials' => 'true',
+            'Access-Control-Max-Age'           => '86400',
+            'Access-Control-Allow-Headers'     => 'Content-Type, Authorization, X-Requested-With'
+        ];
+
+        if ($request->isMethod('OPTIONS'))
+        {
+            return response()->json('{"method":"OPTIONS"}', 200, $headers);
+        }
+
+        $response = $next($request);
+        foreach($headers as $key => $value)
+        {
+            $response->header($key, $value);
+        }
+
+        return $response;
+    }
+}

bootstrap/app.php

@@ -112,4 +112,8 @@ $app->router->group([
     require __DIR__.'/../routes/web.php';
 });
 
+$app->middleware([
+    App\Http\Middleware\CorsMiddleware::class
+ ]);
+
 return $app;