- Removed pnpm-workspace.yaml configuration for esbuild.
- Updated index.html title from "Lights" to "Shadows".
- Enhanced script.js with new shadow textures and improved lighting setup:
- Added ambient, directional, spot, and point lights with shadow capabilities.
- Removed unused light configurations and helpers for clarity.
- Introduced shadow casting and receiving for objects.
- Updated sphere movement and shadow opacity based on position.
- Added bakedShadow.jpg and simpleShadow.jpg texture files for shadow effects.
