feat(复习)：回忆复习页面与入口

- 新增 ReviewRecall.vue 回忆复习页面（双栏布局）
  - 左栏：回忆大纲输入区、对比结果展示（✅❌着色树）
  - 右栏：标准导图（默认折叠）、编辑、重新生成
  - 遗漏项列表，可点击回看原文
  - 回忆历史记录查询
- api/standardMindMap.ts：标准导图与回忆对比 API
- router：新增 /review/recall/:taskNum 路由
- Review.vue 行操作中增加回忆复习按钮
- ReviewDetail.vue 思维导图区增加回忆复习入口

src/api/standardMindMap.ts

@@ -0,0 +1,63 @@
+import request from "@/utils/request";
+import type { ReviewMindMap } from "./review";
+
+// ============ 标准思维导图 ============
+
+export interface StandardMindMap {
+  id: number;
+  taskNum: string;
+  title: string;
+  content: string;
+  outline: string;
+  summary: string;
+  generator: "BUILTIN" | "AI" | "USER";
+  generatorVersion?: string;
+  sourceReportCount: number;
+  sourceFragmentCount: number;
+  generatedTime?: string;
+  createdTime?: string;
+  lastModifiedTime?: string;
+}
+
+export interface RecallRecord {
+  id: number;
+  taskNum: string;
+  standardMapId: number;
+  recallContent: string;
+  compareResult: string;
+  recallRatio: number;
+  matchedCount: number;
+  missedCount: number;
+  extraCount: number;
+  createdTime: string;
+}
+
+/** 获取/自动生成标准思维导图 */
+export const getStandardMindMap = (taskNum: string) => {
+  return request.get(`/review/standard-mind-map/${taskNum}`);
+};
+
+/** 强制重新生成标准思维导图 */
+export const regenerateStandardMindMap = (taskNum: string) => {
+  return request.post(`/review/standard-mind-map/${taskNum}/regenerate`);
+};
+
+/** 用户编辑标准思维导图（大纲文本） */
+export const updateStandardMindMap = (taskNum: string, outline: string) => {
+  return request.put(`/review/standard-mind-map/${taskNum}`, { outline });
+};
+
+/** 用户提交回忆大纲，与标准导图对比 */
+export const recallCompare = (taskNum: string, recallOutline: string) => {
+  return request.post(`/review/standard-mind-map/${taskNum}/recall`, { recallOutline });
+};
+
+/** 获取该任务的所有回忆对比记录 */
+export const listRecallRecords = (taskNum: string) => {
+  return request.get(`/review/standard-mind-map/${taskNum}/recall-records`);
+};
+
+/** 获取单条回忆对比记录 */
+export const getRecallRecord = (recordId: number) => {
+  return request.get(`/review/standard-mind-map/recall-records/${recordId}`);
+};