feat(school,classes): 学校/年级/班级模块审计修复 — 权限校验 + i18n + 架构图同步

- 新增审计报告 docs/architecture/audit/school-grade-class-audit-report.md

- 修复 P0-4: teacher/classes 4 个页面补充 requirePermission 权限校验

- 修复 P0-5: 新增 school.json i18n 文件（zh-CN/en）并接入 schools-view 组件

- 同步架构图 004：补充 grade-management 死模块记录与 teacher/classes 权限修复说明

src/shared/i18n/messages/zh-CN/school.json

@@ -0,0 +1,163 @@
+{
+  "schools": {
+    "title": "学校管理",
+    "description": "多校区场景下的学校管理。",
+    "new": "新建学校",
+    "all": "所有学校",
+    "empty": {
+      "title": "暂无学校",
+      "description": "创建你的第一所学校以开始使用。"
+    },
+    "column": {
+      "name": "名称",
+      "code": "代码",
+      "updated": "更新时间",
+      "actions": "操作"
+    },
+    "form": {
+      "createTitle": "新建学校",
+      "editTitle": "编辑学校",
+      "name": "名称",
+      "namePlaceholder": "如：第一小学",
+      "code": "代码",
+      "codePlaceholder": "可选",
+      "cancel": "取消",
+      "create": "创建",
+      "save": "保存"
+    },
+    "delete": {
+      "title": "删除学校",
+      "description": "此操作将永久删除「{name}」及其下属年级，不可撤销。",
+      "cancel": "取消",
+      "confirm": "删除"
+    },
+    "actions": {
+      "edit": "编辑",
+      "delete": "删除"
+    }
+  },
+  "grades": {
+    "title": "年级管理",
+    "description": "管理年级并分配年级组长。",
+    "new": "新建年级",
+    "all": "所有年级",
+    "empty": {
+      "title": "暂无年级",
+      "description": "创建你的第一个年级以开始使用。"
+    },
+    "column": {
+      "school": "学校",
+      "grade": "年级",
+      "order": "排序",
+      "gradeHead": "年级主任",
+      "teachingHead": "教学主任",
+      "updated": "更新时间",
+      "actions": "操作"
+    },
+    "form": {
+      "createTitle": "新建年级",
+      "editTitle": "编辑年级",
+      "school": "学校",
+      "schoolPlaceholder": "选择学校",
+      "name": "年级名称",
+      "namePlaceholder": "如：一年级",
+      "order": "排序",
+      "gradeHead": "年级主任",
+      "gradeHeadPlaceholder": "选择年级主任",
+      "teachingHead": "教学主任",
+      "teachingHeadPlaceholder": "选择教学主任",
+      "cancel": "取消",
+      "create": "创建",
+      "save": "保存"
+    },
+    "delete": {
+      "title": "删除年级",
+      "description": "确定要删除「{name}」吗？此操作不可撤销。",
+      "cancel": "取消",
+      "confirm": "删除"
+    },
+    "actions": {
+      "edit": "编辑",
+      "delete": "删除"
+    },
+    "notSet": "未设置"
+  },
+  "departments": {
+    "title": "部门管理",
+    "description": "管理学校部门。",
+    "new": "新建部门",
+    "all": "所有部门",
+    "empty": {
+      "title": "暂无部门",
+      "description": "创建你的第一个部门以开始使用。"
+    },
+    "column": {
+      "name": "名称",
+      "description": "描述",
+      "updated": "更新时间",
+      "actions": "操作"
+    },
+    "form": {
+      "createTitle": "新建部门",
+      "editTitle": "编辑部门",
+      "name": "名称",
+      "namePlaceholder": "如：语文教研组",
+      "description": "描述",
+      "descriptionPlaceholder": "可选",
+      "cancel": "取消",
+      "create": "创建",
+      "save": "保存"
+    },
+    "delete": {
+      "title": "删除部门",
+      "description": "确定要删除「{name}」吗？此操作不可撤销。",
+      "cancel": "取消",
+      "confirm": "删除"
+    },
+    "actions": {
+      "edit": "编辑",
+      "delete": "删除"
+    }
+  },
+  "academicYear": {
+    "title": "学年管理",
+    "description": "管理学年起止时间。",
+    "new": "新建学年",
+    "all": "所有学年",
+    "active": "当前学年",
+    "empty": {
+      "title": "暂无学年",
+      "description": "创建你的第一个学年开始使用。"
+    },
+    "column": {
+      "name": "名称",
+      "startDate": "开始日期",
+      "endDate": "结束日期",
+      "status": "状态",
+      "updated": "更新时间",
+      "actions": "操作"
+    },
+    "form": {
+      "createTitle": "新建学年",
+      "editTitle": "编辑学年",
+      "name": "名称",
+      "namePlaceholder": "如：2025-2026学年",
+      "startDate": "开始日期",
+      "endDate": "结束日期",
+      "isActive": "设为当前学年",
+      "cancel": "取消",
+      "create": "创建",
+      "save": "保存"
+    },
+    "delete": {
+      "title": "删除学年",
+      "description": "确定要删除「{name}」吗？此操作不可撤销。",
+      "cancel": "取消",
+      "confirm": "删除"
+    },
+    "actions": {
+      "edit": "编辑",
+      "delete": "删除"
+    }
+  }
+}