course,tasklist,task and completed validation

Signed-off-by: Kenneth Obsequio <k80308392@gmail.com>

models/courses/course_role.mdl.js

@@ -0,0 +1,15 @@
+const { DataTypes } = require("sequelize");
+const sequelize = require("../../config/db.config");
+
+const CourseRole = sequelize.define("CourseRole", {
+  role_id:     { type: DataTypes.BIGINT, primaryKey: true, autoIncrement: true },
+  course_id:   { type: DataTypes.BIGINT, allowNull: false },
+  text:        { type: DataTypes.STRING(255), allowNull: false },
+  order_index: { type: DataTypes.INTEGER, defaultValue: 0 },
+}, {
+  tableName: "course_roles",
+  timestamps: true,
+  paranoid: true,
+});
+
+module.exports = CourseRole