update

models/Permission.js

@@ -0,0 +1,24 @@
+const { DataTypes } = require('sequelize');
+const { sequelize } = require('../config/database');
+
+const Permission = sequelize.define('permissions', {
+  id: { type: DataTypes.UUID, defaultValue: DataTypes.UUIDV4, primaryKey: true },
+  permission_code: { type: DataTypes.STRING(50), unique: true, allowNull: false },
+  permission_name: { type: DataTypes.STRING(100), allowNull: false },
+  permission_description: { type: DataTypes.TEXT },
+  resource: { type: DataTypes.STRING(50), comment: 'Tài nguyên (students, grades, etc.)' },
+  action: { type: DataTypes.STRING(50), comment: 'Hành động (view, create, edit, delete)' },
+  is_active: { type: DataTypes.BOOLEAN, defaultValue: true },
+  created_at: { type: DataTypes.DATE, allowNull: false, defaultValue: DataTypes.NOW },
+  updated_at: { type: DataTypes.DATE, allowNull: false, defaultValue: DataTypes.NOW },
+}, {
+  tableName: 'permissions',
+  timestamps: true,
+  underscored: true,
+  indexes: [
+    { fields: ['permission_code'], unique: true },
+    { fields: ['resource', 'action'] },
+  ],
+});
+
+module.exports = Permission;