Global Modular Construction Market Size, Share, Growth By Type (Permanent - PMC, Relocatable - RMC), By Material (Steel, Wood, Concrete), By End Use (Residential, Commercial, Industrial, Healthcare, Hospitality), By Module Type (Four-Sided, Open-Sided, Mixed, Panels) Region, Key Players – Dynamics, Off-Site Prefabrication & Sustainable Building Tech Trends & Forecast 2026-2034