fix empty project creation and use credit to generate

src/utils/coinPackModal.js

@@ -0,0 +1,21 @@
+const listeners = new Set();
+
+export const subscribeCoinPackModal = (listener) => {
+  if (typeof listener !== "function") {
+    return () => {};
+  }
+  listeners.add(listener);
+  return () => {
+    listeners.delete(listener);
+  };
+};
+
+export const openCoinPackModal = () => {
+  listeners.forEach((listener) => {
+    try {
+      listener();
+    } catch (error) {
+      console.error("[coinPackModal] open listener error", error);
+    }
+  });
+};