buidl out some basic functionality

views/layouts/app.php

@@ -21,6 +21,12 @@
     </nav>
 
     <div class="container">
+        <?php if (isset($error) && !empty($error)): ?>
+            <div class="alert alert-danger" role="alert">
+                <?php echo $error; ?>
+            </div>
+        <?php endif; ?>
+
         <?php if (isset($content) && is_callable($content)) $content(); ?>
     </div>