By Miguel Pereira and Pedro Nunes SERTA, Portugal, May 29 (Reuters) – With midsummer-like heat already baking parts of Portugal, army units and forestry agents are racing to clean up woody debris left behind from severe storms in early 2026 before the summer wildfire season begins. In the central area of Serta – one of the worst-hit by the storms – heavy bulldozers painted in army drab and soldiers in camouflage work deep in the forest removin…