Fix Paper startup before worlds load and add 0.5.0 artifacts

launcher/src/lib/store.svelte.ts

@@ -90,9 +90,17 @@ export async function init() {
   theme();
   pickSelected();
   subscribe();
-  app.ready = true;
   invoke('show_window').catch(() => {});
-  if (app.panelUrl) await refresh();
+  if (app.panelUrl && !app.manifest) {
+    try {
+      await refresh();
+    } finally {
+      app.ready = true;
+    }
+  } else {
+    app.ready = true;
+    if (app.panelUrl) await refresh();
+  }
   if (boot.settings.check_updates && boot.app.repo) {
     invoke<UpdateInfo | null>('check_update').then((u) => (app.update = u)).catch(() => {});
   }