feat(error-book): implement error book module with SM2 spaced repetition

- Add SM2 algorithm implementation with tests for spaced repetition review scheduling

- Add data-access, schema, types, and server actions for error book CRUD

- Add components: add dialog, class overview, filters, item card, stats cards, review buttons, top wrong questions

- Add error-book routes for admin, teacher, parent, and student roles

- Add i18n messages (en, zh-CN) for error book module

src/shared/i18n/messages/zh-CN/error-book.json

@@ -0,0 +1,101 @@
+{
+  "title": "错题本",
+  "description": "自动收录考试与作业中的错题，科学复习，攻克薄弱点",
+  "stats": {
+    "total": "错题总数",
+    "new": "待学习",
+    "learning": "学习中",
+    "mastered": "已掌握",
+    "dueReview": "待复习",
+    "masteredRate": "掌握率"
+  },
+  "status": {
+    "new": "待学习",
+    "learning": "学习中",
+    "mastered": "已掌握",
+    "archived": "已归档"
+  },
+  "source": {
+    "exam": "考试",
+    "homework": "作业",
+    "manual": "手动添加"
+  },
+  "review": {
+    "again": "重来",
+    "hard": "困难",
+    "good": "良好",
+    "easy": "简单",
+    "againDesc": "完全不会，明天再复习",
+    "hardDesc": "勉强答对，2 天后复习",
+    "goodDesc": "正常答对，4 天后复习",
+    "easyDesc": "轻松答对，7 天后复习"
+  },
+  "actions": {
+    "add": "手动添加",
+    "viewDetail": "查看详情",
+    "saveNote": "保存笔记",
+    "archive": "归档",
+    "delete": "删除",
+    "collect": "采集错题"
+  },
+  "fields": {
+    "question": "选择题目",
+    "note": "学习笔记",
+    "errorTags": "错误原因标签",
+    "masteryLevel": "掌握度",
+    "reviewCount": "复习次数",
+    "nextReview": "下次复习",
+    "createdAt": "添加时间"
+  },
+  "errorTags": {
+    "concept": "概念不清",
+    "calculation": "计算错误",
+    "careless": "粗心大意",
+    "misread": "审题不清",
+    "method": "方法不当",
+    "memory": "记忆错误",
+    "time": "时间不足"
+  },
+  "empty": {
+    "title": "错题本为空",
+    "description": "完成考试或作业后，错题会自动收录到这里。你也可以手动添加错题。"
+  },
+  "teacher": {
+    "title": "错题分析",
+    "description": "查看班级学生的错题统计与薄弱知识点，辅助精准教学",
+    "coverage": "覆盖学生",
+    "totalErrors": "错题总数",
+    "avgMastery": "平均掌握率",
+    "weakPoints": "薄弱知识点",
+    "subjectDist": "学科错题分布",
+    "studentDetail": "学生错题详情",
+    "topWrong": "高频错题",
+    "noClass": "暂无可查看的班级",
+    "noStudent": "班级暂无学生"
+  },
+  "parent": {
+    "title": "子女错题本",
+    "description": "查看子女的错题情况与学习进度",
+    "noChild": "暂无子女关联"
+  },
+  "admin": {
+    "title": "全校错题分析",
+    "description": "全校错题统计与薄弱知识点分析，辅助教学决策"
+  },
+  "messages": {
+    "added": "错题已添加",
+    "noteSaved": "笔记已保存",
+    "reviewRecorded": "复习结果已记录",
+    "archived": "错题已归档",
+    "deleted": "错题已删除",
+    "collected": "已采集 {{count}} 道错题",
+    "noNewErrors": "没有新的错题需要采集",
+    "addFailed": "添加错题失败",
+    "saveFailed": "保存失败",
+    "deleteFailed": "删除失败",
+    "archiveFailed": "归档失败",
+    "collectFailed": "采集错题失败",
+    "notFound": "错题不存在或无权访问",
+    "selectQuestion": "请选择题目"
+  }
+}