feat(shared,tests): add error boundaries, lib utils, i18n messages, and integration tests

shared:

- Add class-filter, error-state, route-error, section-error-boundary, widget-boundary components

- Add ui/alert component

- Add constants directory

- Add breached-password, export-utils, permission-bitmap, rate-limit, resolve-action-error, route-permissions, route-resolver, type-guards lib

- Add i18n messages (en, zh-CN) for invitation-codes, parent, questions, rbac

tests:

- Add integration tests for elective

- Add tests/setup/empty-stub

scripts:

- Add update-md.cjs, tmp_append_en.ps1, tmp_merge_en.ps1 utilities

src/shared/i18n/messages/zh-CN/lesson-preparation.json

@@ -34,7 +34,10 @@
     "unsaved": "未保存",
     "saved": "已保存",
     "draft": "草稿",
+    "submitted": "待审核",
+    "approved": "审核通过",
     "published": "已发布",
+    "rejected": "已驳回",
     "archived": "已归档",
     "publishedAsHomework": "已发布为作业"
   },
@@ -235,6 +238,7 @@
     "typeLabel": "题型",
     "stemLabel": "题干",
     "optionsLabel": "选项（勾选正确答案）",
+    "optionLabel": "选项 {index}",
     "addOption": "+ 添加选项",
     "correctAnswer": "正确答案",
     "correct": "正确",
@@ -395,5 +399,198 @@
   "confirm": {
     "archive": "确认归档此课案？",
     "archiveTitle": "确认归档"
+  },
+  "calendar": {
+    "title": "备课日历",
+    "description": "按日期查看备课活动",
+    "weekView": "周视图",
+    "monthView": "月视图",
+    "today": "今天",
+    "prev": "上一页",
+    "next": "下一页",
+    "noEvents": "当日无备课活动",
+    "loading": "加载中...",
+    "loadFailed": "加载日历失败",
+    "eventType": {
+      "created": "创建",
+      "updated": "更新",
+      "version_saved": "保存版本",
+      "submitted": "提交审核",
+      "published": "发布",
+      "reviewed": "审核"
+    },
+    "eventMeta": "v{versionNo}",
+    "weekDays": {
+      "sun": "周日",
+      "mon": "周一",
+      "tue": "周二",
+      "wed": "周三",
+      "thu": "周四",
+      "fri": "周五",
+      "sat": "周六"
+    }
+  },
+  "review": {
+    "title": "审核工作流",
+    "submit": "提交审核",
+    "withdraw": "撤回提交",
+    "approve": "通过",
+    "reject": "驳回",
+    "submitConfirm": "确认提交审核？提交后不可编辑，等待教研组长审核。",
+    "withdrawConfirm": "确认撤回提交？撤回后将回到草稿状态。",
+    "approveConfirm": "确认通过此课案审核？",
+    "rejectConfirm": "确认驳回此课案？教师可修改后重新提交。",
+    "commentLabel": "审核意见",
+    "commentPlaceholder": "请输入审核意见（可选）",
+    "submitted": "已提交审核",
+    "approved": "审核通过",
+    "rejected": "审核驳回",
+    "withdrawn": "已撤回",
+    "reviewerLabel": "审核人：{name}",
+    "reviewAt": "审核时间：{time}",
+    "records": "审核记录",
+    "noRecords": "暂无审核记录",
+    "pendingTitle": "待审核课案",
+    "pendingEmpty": "暂无待审核课案",
+    "invalidTransition": "状态变更不合法",
+    "notSubmitted": "当前状态不可提交审核",
+    "notReviewable": "当前状态不可审核",
+    "submitSuccess": "已提交审核",
+    "withdrawSuccess": "已撤回提交",
+    "approveSuccess": "审核已通过",
+    "rejectSuccess": "已驳回"
+  },
+  "comment": {
+    "title": "协同评论",
+    "add": "发表评论",
+    "reply": "回复",
+    "placeholder": "输入评论内容...",
+    "empty": "暂无评论",
+    "resolve": "标记已解决",
+    "reopen": "重新打开",
+    "resolved": "已解决",
+    "unresolved": "未解决",
+    "delete": "删除",
+    "deleteConfirm": "确认删除此评论？子回复将一并删除。",
+    "edit": "编辑",
+    "unresolvedCount": "{count} 条未解决",
+    "blockLabel": "节点：{title}",
+    "createSuccess": "评论已发表",
+    "deleteSuccess": "已删除",
+    "resolveSuccess": "已标记为解决",
+    "createFailed": "发表评论失败",
+    "deleteFailed": "删除评论失败"
+  },
+  "formative": {
+    "title": "形成性评价",
+    "add": "添加互动组件",
+    "empty": "暂无互动组件",
+    "interactionType": {
+      "poll": "投票",
+      "quiz": "随堂测",
+      "exit_ticket": "出口票"
+    },
+    "promptLabel": "题目",
+    "promptPlaceholder": "输入互动题目...",
+    "optionsLabel": "选项",
+    "addOption": "+ 添加选项",
+    "correctAnswer": "正确答案",
+    "durationLabel": "时长（秒）",
+    "responses": "学生作答",
+    "noResponses": "暂无作答",
+    "stats": "统计",
+    "totalResponses": "{count} 人作答",
+    "correctRate": "正确率 {rate}%",
+    "avgDuration": "平均用时 {sec} 秒",
+    "createSuccess": "已添加",
+    "updateSuccess": "已更新",
+    "deleteSuccess": "已删除"
+  },
+  "attachment": {
+    "title": "资源附件",
+    "add": "添加附件",
+    "empty": "暂无附件",
+    "type": {
+      "reference": "参考资料",
+      "material": "教学素材",
+      "supplementary": "补充材料"
+    },
+    "nameLabel": "名称",
+    "urlLabel": "链接",
+    "typeLabel": "类型",
+    "createSuccess": "附件已添加",
+    "deleteSuccess": "附件已删除",
+    "updateSuccess": "附件已更新"
+  },
+  "substitute": {
+    "title": "代课教师",
+    "add": "添加代课",
+    "empty": "暂无代课记录",
+    "originalTeacher": "原任教师",
+    "substituteTeacher": "代课教师",
+    "startDate": "开始日期",
+    "endDate": "结束日期",
+    "status": {
+      "active": "生效中",
+      "expired": "已过期",
+      "cancelled": "已取消"
+    },
+    "createSuccess": "代课已安排",
+    "updateSuccess": "代课状态已更新",
+    "deleteSuccess": "代课已删除",
+    "cancelConfirm": "确认取消此代课安排？"
+  },
+  "evaluation": {
+    "title": "AI 课案评估",
+    "run": "开始评估",
+    "running": "评估中...",
+    "empty": "暂无评估记录",
+    "overallScore": "综合评分",
+    "dimensions": {
+      "clarity": "目标清晰度",
+      "alignment": "课标对齐",
+      "engagement": "学生参与",
+      "differentiation": "分层设计",
+      "assessment": "评估设计"
+    },
+    "suggestions": "改进建议",
+    "noSuggestions": "暂无改进建议",
+    "createSuccess": "评估完成",
+    "suggestion": {
+      "addMoreNodeDetails": "建议在教学节点中补充更多细节",
+      "linkMoreStandards": "建议关联更多课标条目",
+      "addFormativeItems": "建议增加课堂互动组件",
+      "addPracticeBlock": "建议增加课堂练习环节",
+      "addHomeworkBlock": "建议明确课后作业要求"
+    }
+  },
+  "analytics": {
+    "title": "备课分析",
+    "teacherInvestment": "教师投入",
+    "templateUsage": "模板使用",
+    "standardsCoverage": "课标覆盖",
+    "globalStats": "概览",
+    "totalTeachers": "参与教师",
+    "totalPlans": "课案总数",
+    "totalPublished": "已发布",
+    "totalSubmitted": "待审核",
+    "totalStandardsLinked": "已关联课标",
+    "noData": "暂无数据",
+    "loadFailed": "加载分析数据失败"
+  },
+  "standards": {
+    "title": "课标对标",
+    "link": "关联课标",
+    "unlink": "取消关联",
+    "linked": "已关联 {count} 条",
+    "empty": "暂无关联课标",
+    "searchPlaceholder": "搜索课标...",
+    "level": {
+      "national": "国家标准",
+      "curriculum": "课程标准",
+      "custom": "校本标准"
+    },
+    "linkSuccess": "已关联课标",
+    "unlinkSuccess": "已取消关联"
   }
 }