feat: ship v0.9.0 with pomodoro, achievements, and injection history

Add pomodoro timer with goal notifications, writing streak milestones, and knowledge injection logging with UI previews across AI writing flows.

Co-authored-by: Cursor <cursoragent@cursor.com>

public/locales/zh-CN/translation.json

@@ -224,6 +224,28 @@
   "cockpit.todayProgress": "今日 {{current}} / {{goal}} 字",
   "cockpit.streak": "连更 {{days}} 天",
   "cockpit.heatmap": "写作热力图",
+  "cockpit.achievements": "写作成就",
+  "cockpit.pomodoroToday": "今日番茄 {{count}} 次",
+  "pomodoro.start": "开始番茄钟",
+  "pomodoro.pause": "暂停",
+  "pomodoro.resume": "继续",
+  "pomodoro.cancel": "取消",
+  "pomodoro.complete": "番茄钟完成！本次写作 {{words}} 字",
+  "pomodoro.switchedBook": "已切换书籍，番茄钟已取消",
+  "goal.dailyMet": "今日目标已达成 {{current}} / {{goal}} 字",
+  "achievement.streak7": "连更 7 天",
+  "achievement.streak30": "连更 30 天",
+  "achievement.streak100": "连更 100 天",
+  "achievement.unlocked": "解锁成就：{{name}}",
+  "knowledge.injectionHistory": "注入历史",
+  "knowledge.injectionPreview": "最近注入",
+  "knowledge.injectionEntry": "{{date}} · {{mode}} · {{chapter}}",
+  "knowledge.injectionMode.interactive": "交互写作",
+  "knowledge.injectionMode.auto": "自动续写",
+  "knowledge.injectionMode.wizard": "向导模式",
+  "settings.pomodoroDuration": "番茄钟时长（分钟）",
+  "settings.systemNotifications": "启用系统通知",
+  "settings.goalNotifications": "启用目标达成提醒",
   "bridge.title": "章间衔接",
   "bridge.loading": "分析中…",
   "bridge.previousTail": "上一章末尾",