Import the pebble dev site into devsite/

devsite/source/_includes/tutorials/rocky-js-warning.html

@@ -0,0 +1,24 @@
+{% comment %}
+ Copyright 2025 Google LLC
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+     http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+{% endcomment %}
+
+<div class="alert alert--fg-white alert--bg-purple">
+  {% markdown %}
+  **Device Compatibility**
+
+  Rocky.js requires Pebble OS v4.x and therefore will not support Pebble Classic
+  or Pebble Steel.
+  {% endmarkdown %}
+</div>