chore: 后端首次基线提交

运行必须源码：app/(controller/model/service/middleware/lib/utils/validate/router)、config/、database/(migrations/seeders/sql)、启动脚本、app/public/templates 模板。已忽略运行非必须：node_modules/、logs/、run/、app/public 运行时上传数据、.env*、构建/缓存产物。
2026-08-17 12:25:42 +08:00
commit a303cf2d53
109 changed files with 25904 additions and 0 deletions
--- a/app/model/choiceQuestion.js
+++ b/app/model/choiceQuestion.js
@@ -0,0 +1,67 @@
+'use strict';
+
+/**
+ * 选择题模型 - ChoiceQuestion
+ *
+ * 对应 choice_questions 表，存储所有组别的选择题（单选 + 多选）。
+ * 通过 group 字段区分中职组(zhongzhi)和高职组(gaozhi)。
+ */
+module.exports = app => {
+  const { STRING, INTEGER, DATE, JSON: JSON_TYPE, TEXT } = app.Sequelize;
+
+  return app.model.define('ChoiceQuestion', {
+    id: {
+      type: INTEGER,
+      primaryKey: true,
+      autoIncrement: true,
+      comment: '主键ID',
+    },
+    group: {
+      type: STRING(20),
+      allowNull: false,
+      comment: '组别：zhongzhi/gaozhi',
+    },
+    question: {
+      type: TEXT,
+      allowNull: false,
+      comment: '题目内容',
+    },
+    options: {
+      type: JSON_TYPE,
+      allowNull: false,
+      comment: '选项列表 [{ key: "A", text: "..." }, ...]',
+    },
+    answer: {
+      type: STRING(10),
+      allowNull: false,
+      comment: '正确答案（如 A / AB / ABCD）',
+    },
+    score: {
+      type: INTEGER,
+      allowNull: false,
+      defaultValue: 5,
+      comment: '分值',
+    },
+    sort_order: {
+      type: INTEGER,
+      allowNull: false,
+      defaultValue: 0,
+      comment: '排序',
+    },
+    created_at: {
+      type: DATE,
+      defaultValue: app.Sequelize.NOW,
+      comment: '创建时间',
+    },
+    updated_at: {
+      type: DATE,
+      defaultValue: app.Sequelize.NOW,
+      comment: '更新时间',
+    },
+  }, {
+    tableName: 'choice_questions',
+    timestamps: true,
+    createdAt: 'created_at',
+    updatedAt: 'updated_at',
+  });
+};