Update README with 3D reconstruction docs and Space link

Update parser.py: handle Qwen3 thinking tokens, /no_think support

Add 3D reconstruction module (trimesh + manifold3d)"

Add 3D reconstruction module, update __init__.py

Upload floorplan/parser.py

Upload floorplan/renderer.py

Upload floorplan/geometry.py

Upload floorplan/schema.py

Upload floorplan/__init__.py

Upload README.md

initial commit