Fix module-level store init in files.js, apiError.js, cytoscapeMap.js and add files store tests

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

src/stores/files.js

@@ -4,11 +4,8 @@ import moment from 'moment';
 import apiError from '@/module/apiError.js';
 import Swal from 'sweetalert2';
 import { uploadFailedFirst, uploadFailedSecond, uploadloader, uploadSuccess, deleteSuccess } from '@/module/alertModal.js';
-import pinia from '@/stores/main.ts';
 import loadingStore from '@/stores/loading.js';
 
-const loading = loadingStore(pinia);
-
 export default defineStore('filesStore', {
   state: () => ({
     allEventFiles: [
@@ -261,6 +258,7 @@ export default defineStore('filesStore', {
       if(id == null || isNaN(id)) {
         return $toast.default('Delete File API Error.', {position: 'bottom'});
       };
+      const loading = loadingStore();
       loading.isLoading = true;
       switch (type) {
         case 'log':
@@ -294,6 +292,7 @@ export default defineStore('filesStore', {
     async deletionRecord(id) {
       let api = '';
 
+      const loading = loadingStore();
       loading.isLoading = true;
       api = `/api/deletion/${id}`;
       try {