Fix TypeScript errors: missing closing brace in vue.d.ts and undefined NodePosition type

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

src/stores/cytoscapeStore.ts

@@ -35,7 +35,7 @@ export default defineStore('useCytoscapeStore', {
      * @param {object} position {x, y} position有兩個值，x與y
      * @param {string} direction 'TB' 'LR'
      */
-    saveNodePosition(nodeId: string, position: NodePosition, direction: string) {
+    saveNodePosition(nodeId: string, position: Position, direction: string) {
       // 若是資訊曾經存在這張圖於localStorage中
       if (localStorage.getItem(SAVE_KEY_NAME)) {
         const nodeToSave = this.nodePositions[this.currentGraphId][direction]

src/types/vue.d.ts

@@ -12,3 +12,4 @@ declare module 'vue' {
   interface App {
     $http: AxiosInstance;
   }
+}