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/module/apiError.js

@@ -1,13 +1,10 @@
 import router from "@/router/index.ts";
 import loadingStore from '@/stores/loading.js';
-import pinia from '@/stores/main.ts';
 import {useToast} from 'vue-toast-notification';
 import 'vue-toast-notification/dist/theme-sugar.css';
 import axios from "axios";
 import { deleteCookie } from "@/utils/cookieUtil.js";
 
-const loading = loadingStore(pinia);
-const $toast = useToast();
 // Delay loading and toast
 const delay = (s = 0) =>  new Promise((resolve, reject) => setTimeout(resolve, s));
 
@@ -23,6 +20,8 @@ export default async function apiError(error, toastMessage) {
     deleteCookie("luciaToken");
     return router.push('/login');
   }
+  const loading = loadingStore();
+  const $toast = useToast();
   await delay();
   loading.isLoading = true;
   await delay(1000);

src/module/cytoscapeMap.js

@@ -10,7 +10,6 @@ import { getTimeLabel } from '@/module/timeLabel.js'; // 時間格式轉換器
 import CytoscapeStore from '@/stores/cytoscapeStore';
 import { SAVE_KEY_NAME } from '@/constants/constants.js';
 
-const mapPathStore = MapPathStore();
 const composeFreqTypeText = (baseText, dataLayerOption, optionValue) => { //sonar-qube
   let text = baseText;
   const textInt = dataLayerOption === 'rel_freq' ? baseText + optionValue * 100 + "%" : baseText + optionValue;
@@ -233,12 +232,12 @@ export default function cytoscapeMap(mapData, dataLayerType, dataLayerOption, cu
 
   // 按下節點光暈效果與鄰邊光暈效果
   cy.on('tap, mousedown', 'node', function (event) {
-    mapPathStore.onNodeClickHighlightEdges(event.target);
+    MapPathStore().onNodeClickHighlightEdges(event.target);
   });
 
   // 按下線段光暈效果與兩端點光暈效果
   cy.on('tap, mousedown', 'edge', function (event) {
-    mapPathStore.onEdgeClickHighlightNodes(event.target);
+    MapPathStore().onEdgeClickHighlightNodes(event.target);
   });
 
   // creat tippy.js