sync: vehicle-lab closers
sync: Bake Tests window - central suite; menu-path updates
sync: vehicle lab spin switch + forensics
sync: vehicle lab polish
Sync from repo docs @ 59bcfc1: verified 08-17 review, glbconv split-brain fix, baker cleanup, doc-truth fixes
Sync from master (de-ENC rename + district ground material)
Sync from master (tile hex true size)
Sync from master (forward arrow in the previews)
Sync from master (water-blue preview square for boats)
Sync from master (preview Center + deep zoom)
Sync from master (faithful Factory preview for animated entries)
Sync from master (district placement controls + preview ground squares)
Sync from master (district textures + auto-level + Factory preview)
Sync wiki from docs/ (donor-clip flight + turn ease, Editor-Tools, Headless-CLI; sidebar updated)