render a photorealistic interior of a post frame garage workshop use the exact space dimensions and layout shown in the reference image vaulted ceiling large black garage doors windows and a class c rv parked inside apply the following structural and visual features wooden trusses spaced every 4 feet running across the ceiling accurately aligned with the existing roof pitch main structural posts spaced every 10 feet along the side walls horizontal wall girts installed every 2 feet vertically between posts walls and ceiling fully white painted clean and bright to reflect light retain all existing elements rv garage doors windows concrete floor and lawn mower add a wooden workbench along one side wall with a light stained wood top metal legs or cabinetry base a pegboard tool wall above it with hanging tools optional clutter like a stool toolbox and extension cord for realism use natural lighting from the windows with soft indoor shadows and subtle reflections materials should appear realistic wood grain on trusses and posts painted wall panels matte white ceiling and textured concrete flooring