Add PixelEngine #352

Job	Run time
📊 Static checks / Code style, file formatting, and docs	29s
🍏 iOS / Pixel Debug	1m 23s
🐧 Linux / Pixel Debug	1m 10s
🍎 macOS / Pixel Debug	13m 19s
🤖 Android / Pixel Debug (arch=arm32)	9m 1s
🍏 iOS / Pixel Release	8m 18s
🍎 macOS / Pixel Release	3m 14s
🤖 Android / Pixel Release (arch=arm32)	14m 0s
🐧 Linux / Pixel Release	1m 8s
🤖 Android / Pixel Debug (arch=arm64)	9m 56s
🤖 Android / Pixel Release (arch=arm64)	13m 54s
🌐 Web / Pixel Debug (threads=no)	18m 40s
🏁 Windows / Pixel Debug	3m 7s
🌐 Web / Pixel Debug (threads=yes)	18m 31s
🏁 Windows / Pixel Release	7m 44s
🌐 Web / Pixel Release (threads=no)	18m 12s
🌐 Web / Pixel Release (threads=yes)	17m 43s
	2h 39m 49s

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