Unwedged 1.1.0

Version 1.1.0 adds grouped edit history, local measurement draft recovery, keyboard and mobile obstacle editing, and offset doorway openings. Version 2 project files represent non-centred openings, while centred version 1 projects remain readable. The browser demo records a measurement edit, undo and redo, route invalidation, a new search, and playback. Independent geometry sampling covers 6,408 route poses across two successful presets and four regression fixtures.