refactor: simplify callback handler component

components/CallbackHandler.ce.vue

@@ -1,24 +1,18 @@
 <script setup lang="ts">
-import { storeToRefs } from 'pinia';
 import 'tailwindcss/tailwind.css';
 import '~/assets/main.css';
 
-import { useCallbackStore } from '~/store/callback';
+import { useCallbackStore } from '~/store/callbackActions';
 
 const callbackStore = useCallbackStore();
 
-const { decryptedData } = storeToRefs(callbackStore);
-
 onBeforeMount(() => {
   callbackStore.watcher();
 });
 </script>
 
 <template>
-  <div class="text-white font-semibold p-4 bg-orange-400 rounded-lg">
-    <h2>CallbackHandler.ce</h2>
-    <pre>{{ JSON.stringify(decryptedData, null, 2) }}</pre>
-  </div>
+  <slot />
 </template>
 
 <style lang="postcss">