Drag to orbit; scroll to zoom; Shift + drag to pan. Navigate with W/A/S/D, adjust depth with Q/E, press R to return to the central atrium. Select a facility marker or choose a system from the command deck. Use scenario buttons to test operational faults; press CLEAR INCIDENT to recover. JSON telemetry export contains the current simulated state and recent history.
Rendering: the archive includes an independent offline WebGL2 engine. The optional Three.js/PBR integration is in src/engine/three-renderer.js (requires the public Three.js runtime, see documentation).
INITIALISING UNDERGROUND PRESERVATION NETWORK