Added files generated by Claude, prompted by sdk based on the md files

static/app.js

@@ -0,0 +1,12 @@
+import { createApp, h } from 'vue';
+import { store } from './store.js';
+import { AppShell } from './components/AppShell.js';
+
+const root = document.getElementById('score-editor-app');
+const importOnLoad = root?.dataset.importOnLoad === 'true';
+
+createApp({
+    setup() {
+        return () => h(AppShell, { store, importOnLoad });
+    },
+}).mount('#score-editor-app');