Welcome screen #350

Job	Run time
Test Processing	3m 58s
(macos/x64) Create Processing Build	16m 0s
(linux/x64) Create Processing Build	11m 13s
(linux/aarch64) Create Processing Build	10m 53s
(windows/x64) Create Processing Build	5m 33s
(macos/aarch64) Create Processing Build	4m 38s
	52m 15s

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