Design of the System Architecture of Competency-Based MOOC Using Microlearning Objects to Facilitate Upskilling and Reskilling for Industrial Workforce: Digital MicroLearn - Thongchai Arunchai; Arnut Ruttanatirakul; Jesada Is-haak; Suchada Boonsri; Vitsanu Nittayathammakul (Higher Education Studies, 2025)