feat: remember last edited scene path in editor via localStorage

editor/App.vue

@@ -79,7 +79,23 @@ async function loadDemo() {
   }
 }
 
-onMounted(() => loadDemo())
+async function restoreOrLoad() {
+  const lastSource = localStorage.getItem('editor_last_source')
+  if (lastSource) {
+    try {
+      loading.value = true
+      const resp = await fetch(lastSource)
+      if (resp.ok) {
+        store.loadJSON(await resp.json())
+        store.setSourcePath(lastSource)
+        return
+      }
+    } catch {}
+  }
+  await loadDemo()
+}
+
+onMounted(() => restoreOrLoad())
 </script>
 
 <template>