Merge pull request #223 from alphagov/fix-upload-not-submitting-bug

Reset file upload field when user navigates back

app/assets/javascripts/fileUpload.js

@@ -11,6 +11,9 @@
 
       $form = $(component);
 
+      // Clear the form if the user navigates back to the page
+      $(window).on("pageshow", () => $form[0].reset());
+
       // Need to put the event on the container, not the input for it to work properly
       $form.on('change', '.file-upload-field', this.submit);