- Double-click on a building element sets it as the new orbit center
- Smooth animated transition using cubic ease-out (300ms)
- Enable screen-space panning for consistent pan behavior
- Set min/max zoom distance to prevent clipping
- GLTFLoader renders server-converted glb model
- Click on 3D element to view properties (linked via IFC GlobalId)
- Sidebar with element list, filterable by type and storey
- Property panel shows all IFC PropertySets for selected element
- OrbitControls for camera navigation (rotate, zoom, pan)
- Auto-loads existing project on page visit
- Upload button for new IFC files
- FastAPI with async SQLAlchemy models for IFC elements
- IFC file upload and parsing via IfcOpenShell
- REST API for projects, elements, and properties
- Vue.js 3 frontend shell with Three.js dependency
- Docker Compose for full-stack local development
- PostgreSQL 16 as database
- CI pipeline for Forgejo Actions
- Project documentation and API overview
