fix: Add graceful shutdown for web server and tray #242

Job	Run time
Setup Release	16s
Build (aarch64-unknown-linux-gnu)	10m 58s
Build (x86_64-unknown-linux-gnu)	9m 35s
Build (aarch64-apple-darwin)	9m 42s
Build (x86_64-pc-windows-msvc)	11m 41s
Build (x86_64-apple-darwin)	7m 16s
	49m 28s

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