laster 0.0.1

web-server/views/builder.ejs

@@ -28,11 +28,11 @@
       <form id="builderForm" class="form-stack" action="/applications" method="post">
         <label class="form-field">
           <span>App code</span>
-          <input type="text" name="appCode" required>
+          <input type="text" name="appCode" pattern="[A-Za-z0-9._+-]+" title="Only letters, numbers, dot, underscore, plus and hyphen. No spaces." required>
         </label>
         <label class="form-field">
           <span>App version</span>
-          <input type="text" name="appVersion" required>
+          <input type="text" name="appVersion" pattern="[A-Za-z0-9._:+~=-]+" title="Only letters, numbers and . _ : + ~ = - characters." required>
         </label>
         <label class="form-field full">
           <span>App name</span>