Reorganize inox2d into cleaner workspaces #34

Job	Run time
Build WebGL Example (ubuntu-latest)	1m 21s
Build [OpenGL \| Linux (x86)]	1m 50s
Build [OpenGL \| Linux (ARM)]	2m 33s
Build [OpenGL \| MacOS (x86)]	2m 34s
Build [OpenGL \| MacOS (ARM)]	2m 16s
Build [OpenGL \| Windows (x86)]	2m 55s
Build [WGPU \| Linux (x86)]	2m 20s
Build [WGPU \| Linux (ARM)]	2m 40s
Build [WGPU \| MacOS (x86)]	2m 56s
Build [WGPU \| MacOS (ARM)]	3m 39s
Build [WGPU \| Windows (x86)]	4m 31s
	29m 35s

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