feat(ac): add AppLoader

src/app/composables/useAppLoader.ts

@@ -0,0 +1,18 @@
+import { computed, reactive, ref } from "vue";
+import { uuid } from "@/app/utils/uuid";
+
+const loaderSet = reactive(new Set<string>());
+const loading = computed(() => loaderSet.size > 0);
+
+export function useAppLoader() {
+  const _uuid: string = uuid();
+
+  function startLoading() {
+    loaderSet.add(_uuid);
+  }
+  function stopLoading() {
+    loaderSet.delete(_uuid);
+  }
+
+  return { loading, startLoading, stopLoading };
+}