diff --git a/l4d2web/l4d2web/templates/_editor_assets.html b/l4d2web/l4d2web/templates/_editor_assets.html
new file mode 100644
index 0000000..70fa471
--- /dev/null
+++ b/l4d2web/l4d2web/templates/_editor_assets.html
@@ -0,0 +1,5 @@
+{# Editor assets — include on any page that mounts a <textarea data-editor-language>. #}
+<link rel="stylesheet" href="{{ url_for('static', filename='vendor/editor.bundle.css') }}">
+<link rel="stylesheet" href="{{ url_for('static', filename='css/editor.css') }}">
+<script src="{{ url_for('static', filename='vendor/editor.bundle.js') }}" nonce="{{ g.csp_nonce }}" defer></script>
+<script src="{{ url_for('static', filename='js/editor.js') }}" nonce="{{ g.csp_nonce }}" defer></script>