3D model collisions; New demo game; Bug fixes.
Something must be wrong. on Chrome the project won't start if a 3d model is present at all. even if it's the only object
`workermain.js:1 [C3 runtime] Failed to load all engine scripts in worker: TypeError: Failed to fetch dynamically imported module: preview.construct.net/scripts/c3main.js
InitRuntime @ workermain.js:1`