Refactor admin donation pages, fix errors

Not sending the right response codes for Turbo to handle.

app/assets/stylesheets/components/forms.css

@@ -10,6 +10,10 @@
     @apply inline-block;
   }
 
+  .field_with_errors input {
+    @apply w-full bg-red-100;
+  }
+
   .error-msg {
     @apply text-red-700;
   }