Migrate all Vue components from Options API to <script setup>

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/main.ts

@@ -4,7 +4,7 @@ import App from "./App.vue";
 import router from "./router";
 import pinia from '@/stores/main';
 import moment from 'moment';
-import mitt from 'mitt';
+import emitter from '@/utils/emitter';
 import ToastPlugin from 'vue-toast-notification';
 import cytoscape from 'cytoscape';
 import dagre from 'cytoscape-dagre';
@@ -44,7 +44,6 @@ import Checkbox from 'primevue/checkbox';
 import Dialog from 'primevue/dialog';
 import ContextMenu from 'primevue/contextmenu';
 
-const emitter = mitt();
 const app = createApp(App);
 
 // Pinia Set