feat: remove calendar and refine habits

frontend/src/App.vue

@@ -3,7 +3,7 @@ import { computed, nextTick, onMounted, ref, watch } from 'vue'
 import {
   ArchiveRestore, CalendarDays, Check, ChevronDown, ChevronRight, CirclePlus, Folder,
   GripVertical, Inbox, ListChecks, ListTodo, Menu, Pencil, Plus, Search,
-  Settings, Trash2, X, CalendarRange, Repeat2,
+  Settings, Trash2, X, Repeat2,
 } from 'lucide-vue-next'
 import { filterTasks, fromDateTimeLocal, groupTaskTree, renderMarkdown, toDateTimeLocal } from './lib/task-utils'
 import { isTaskView } from './lib/mvp-utils'
@@ -14,7 +14,7 @@ type FolderItem = { id: string; name: string }
 type TaskList = { id: string; folder_id: string | null; name: string; is_inbox: boolean }
 type Tag = { id: string; name: string; color: string }
 type Task = { id: string; list_id: string; parent_id: string | null; title: string; description: string; priority: number; completed: boolean; version: number; due_at: string | null; recurrence_rule?: string | null; recurrence_end_at?: string | null; tags?: Tag[]; subtasks?: Task[] }
-type View = 'tasks' | 'today' | 'upcoming' | 'trash' | 'calendar' | 'habits' | 'settings'
+type View = 'tasks' | 'today' | 'upcoming' | 'trash' | 'habits' | 'settings'
 
 const initialized = ref<boolean | null>(null)
 const authenticated = ref(false)
@@ -48,7 +48,6 @@ const activeName = computed(() => {
   if (activeView.value === 'trash') return '回收站'
   if (activeView.value === 'today') return '今天'
   if (activeView.value === 'upcoming') return '最近 7 天'
-  if (activeView.value === 'calendar') return '月历'
   if (activeView.value === 'habits') return '习惯'
   if (activeView.value === 'settings') return '设置与数据'
   return lists.value.find((item) => item.id === activeList.value)?.name || '收集箱'
@@ -58,7 +57,7 @@ const visibleTasks = computed(() => {
   const now = new Date()
   const end = new Date(now); end.setDate(end.getDate() + 7)
   let result = sourceTasks.value
-  if (['calendar','habits','settings'].includes(activeView.value)) return []
+  if (['habits','settings'].includes(activeView.value)) return []
   if (activeView.value === 'today') result = result.filter((task) => task.due_at && new Date(task.due_at).toDateString() === now.toDateString())
   if (activeView.value === 'upcoming') result = result.filter((task) => task.due_at && new Date(task.due_at) >= now && new Date(task.due_at) <= end)
   return query.value.trim() ? filterTasks(result, query.value) : result
@@ -202,7 +201,6 @@ async function switchView(view: View, listId?: string) {
   page.value = 1
   selectedTask.value = null; mobileSidebar.value = false; mobileDetail.value = false
   if (view === 'trash') await loadTrash()
-  else if (view === 'calendar') return
   else if (!isTaskView(view)) tasks.value = []
   else await loadAll()
 }
@@ -314,7 +312,6 @@ onMounted(bootstrap)
         <button :class="{ active: activeView==='tasks' && lists.find(l=>l.id===activeList)?.is_inbox }" @click="switchView('tasks', lists.find(l=>l.is_inbox)?.id)"><Inbox />收集箱</button>
         <button :class="{ active: activeView==='today' }" @click="switchView('today')"><ListTodo />今天</button>
         <button :class="{ active: activeView==='upcoming' }" @click="switchView('upcoming')"><CalendarDays />最近 7 天</button>
-        <button :class="{ active: activeView==='calendar' }" @click="switchView('calendar')"><CalendarRange />月历</button>
         <button :class="{ active: activeView==='habits' }" @click="switchView('habits')"><Repeat2 />习惯</button>
         <button :class="{ active: activeView==='trash' }" @click="switchView('trash')"><Trash2 />回收站</button>
       </nav>
@@ -335,8 +332,8 @@ onMounted(bootstrap)
         <div><p>今天也慢慢来</p><h1>{{ activeName }}</h1></div>
         <label class="search"><Search/><input v-model="query" placeholder="搜索任务…" aria-label="搜索任务"><kbd>⌘ K</kbd></label>
       </header>
-      <template v-if="['calendar','habits','settings'].includes(activeView)">
-        <MvpPanel :key="activeView" :view="activeView as 'calendar'|'habits'|'settings'" @changed="refreshAll" @notice="toast" />
+      <template v-if="['habits','settings'].includes(activeView)">
+        <MvpPanel :key="activeView" :view="activeView as 'habits'|'settings'" @changed="refreshAll" @notice="toast" />
       </template>
       <template v-else>
       <form v-if="activeView!=='trash'" class="quick" @submit.prevent="addTask"><CirclePlus/><input v-model="title" class="quick-input" placeholder="添加任务，按回车保存"><button>添加</button></form>
@@ -376,7 +373,7 @@ onMounted(bootstrap)
       <div v-else class="paper"><ListChecks/><b>选中一个任务</b><p>日期、优先级、标签、子任务和 Markdown 备注会出现在这里。</p></div>
     </aside>
 
-    <nav class="bottom"><button :class="{active:activeView==='today'}" @click="switchView('today')"><ListTodo/><span>今天</span></button><button :class="{active:activeView==='tasks'}" @click="switchView('tasks',activeList)"><Inbox/><span>任务</span></button><button :class="{active:activeView==='calendar'}" @click="switchView('calendar')"><CalendarRange/><span>月历</span></button><button :class="{active:activeView==='habits'}" @click="switchView('habits')"><Repeat2/><span>习惯</span></button><button :class="{active:activeView==='settings'}" @click="switchView('settings')"><Settings/><span>设置</span></button></nav>
+    <nav class="bottom"><button :class="{active:activeView==='today'}" @click="switchView('today')"><ListTodo/><span>今天</span></button><button :class="{active:activeView==='tasks'}" @click="switchView('tasks',activeList)"><Inbox/><span>任务</span></button><button :class="{active:activeView==='habits'}" @click="switchView('habits')"><Repeat2/><span>习惯</span></button><button :class="{active:activeView==='settings'}" @click="switchView('settings')"><Settings/><span>设置</span></button></nav>
     <button v-if="['tasks','today','upcoming'].includes(activeView)" class="fab" aria-label="添加任务" @click="focusQuick"><CirclePlus/></button>
     <Transition name="toast"><div v-if="notice" class="toast" role="status">{{notice}}</div></Transition>
     <div v-if="error" class="error-toast" role="alert">{{error}}<button @click="error=''"><X/></button></div>