fix: load tasks by selected list

frontend/src/App.vue

@@ -35,7 +35,7 @@ const loading = ref(false)
 const mobileSidebar = ref(false)
 const mobileDetail = ref(false)
 const markdownPreview = ref(false)
-const showCompleted = ref(true)
+const showCompleted = ref(false)
 const expandedFolders = ref(new Set<string>())
 
 const activeName = computed(() => {
@@ -70,6 +70,9 @@ watch(query, () => {
   if (activeView.value === 'trash') return
   searchTimer = window.setTimeout(() => loadAll(), 250)
 })
+watch(showCompleted, () => {
+  if (activeView.value !== 'trash') loadAll()
+})
 
 async function api(path: string, options: RequestInit = {}) {
   const response = await fetch('/api/v1' + path, {
@@ -125,12 +128,16 @@ async function loadTaskPages(path: string) {
 async function loadAll() {
   loading.value = true; error.value = ''
   try {
-    const taskPath = query.value ? `/tasks?q=${encodeURIComponent(query.value)}` : '/tasks'
-    const [folderData, listData, tagData, taskData] = await Promise.all([
-      api('/folders'), api('/lists'), api('/tags').catch(() => []), loadTaskPages(taskPath),
+    const [folderData, listData, tagData] = await Promise.all([
+      api('/folders'), api('/lists'), api('/tags').catch(() => []),
     ])
-    folders.value = folderData; lists.value = listData; tags.value = tagData; tasks.value = taskData
+    folders.value = folderData; lists.value = listData; tags.value = tagData
     activeList.value ||= lists.value.find((item) => item.is_inbox)?.id || lists.value[0]?.id || ''
+    const params = new URLSearchParams()
+    if (query.value) params.set('q', query.value)
+    else if (activeView.value === 'tasks' && activeList.value) params.set('list_id', activeList.value)
+    if (!showCompleted.value && activeView.value !== 'trash') params.set('completed', 'false')
+    tasks.value = await loadTaskPages(`/tasks${params.size ? `?${params}` : ''}`)
     expandedFolders.value = new Set(folders.value.map((folder) => folder.id))
   } catch (reason) { fail(reason) } finally { loading.value = false }
 }
@@ -142,6 +149,7 @@ async function switchView(view: View, listId?: string) {
   if (listId) activeList.value = listId
   selectedTask.value = null; selectedIds.value = new Set(); mobileSidebar.value = false; mobileDetail.value = false
   if (view === 'trash') await loadTrash()
+  else await loadAll()
 }
 async function addTask() {
   if (!title.value.trim() || !activeList.value) return