Nuevos cambios hechos de diseño

desarrollo2/app/Http/Middleware/PreventBackHistory.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+use Illuminate\Http\Request;
+
+class PreventBackHistory
+{
+    /**
+     * Handle an incoming request.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @param  \Closure(\Illuminate\Http\Request): (\Illuminate\Http\Response|\Illuminate\Http\RedirectResponse)  $next
+     * @return \Illuminate\Http\Response|\Illuminate\Http\RedirectResponse
+     */
+    public function handle(Request $request, Closure $next)
+    {
+        $headers = [
+            'Cache-Control' => 'nocache, no-store, max-age=0, must-revalidate',
+            'Pragma'        => 'no-cache',
+            'Expires'       => 'Sat, 26 Jul 1997 05:00:00 GMT'
+        ];
+        
+        $response = $next($request);
+        
+        foreach($headers as $key => $value) {
+            $response->headers->set($key, $value);
+        }
+ 
+        return $response;
+    }
+}