Flatpak / Flathub release #248

Job	Run time
Test Processing	4m 9s
(linux/aarch64) Create Processing Build	8m 10s
(macos/aarch64) Create Processing Build	3m 55s
(linux/x64) Create Processing Build	9m 31s
(macos/x64) Create Processing Build	9m 55s
(windows/x64) Create Processing Build	10m 36s
	46m 16s

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