SFX as a scene node, registry-based lookup
- Remove
PlaySfx3dandPlaySfxUi, usemakeOwnedChildinstead. - Remove
PlayerfromScene, use registry-based lookup instead. - Bump C++ standard to 26.
- Script to calculate game completion percentage.
- Helper function
regto register a node in the registry. - Move
shadowCastersfromSceneintoRender.