refactor: 优化目标目录下拉框和路径变化监听逻辑

src/components/dialog/ReorganizeDialog.vue

@@ -100,12 +100,13 @@ async function loadDirectories() {
 
 // 目的目录下拉框
 const targetDirectories = computed(() => {
-  const libraryDirectories = directories.value.map(item => item.library_path)
+  return directories.value.map(item => item.library_path)
-  return [...new Set(libraryDirectories)]
 })
 
 // 监听目的路径变化，配置默认值
-watch(() => transferForm.target_path, async (newPath) => {
+watch(
+  () => transferForm.target_path,
+  async newPath => {
     if (newPath) {
       const directory = directories.value.find(item => item.library_path === newPath)
       if (directory) {
@@ -114,7 +115,8 @@ watch(() => transferForm.target_path, async (newPath) => {
         transferForm.scrape = directory.scraping ?? false
       }
     }
-})
+  },
+)
 
 // 使用SSE监听加载进度
 function startLoadingProgress() {