feat: Fully reload ui/server when autoreload occurs #2746

Job	Run time
R-CMD-check / setup	45s
website / pkgdown	2m 47s
routine / routine	4m 43s
R-CMD-check / macOS-latest (4.4.2)	3m 44s
R-CMD-check / windows-latest (4.4.2)	4m 6s
R-CMD-check / ubuntu-latest (devel)	3m 16s
R-CMD-check / ubuntu-latest (4.4.2)	3m 35s
R-CMD-check / ubuntu-latest (4.3.3)	3m 22s
R-CMD-check / ubuntu-latest (4.2.3)	4m 9s
R-CMD-check / ubuntu-latest (4.1.3)	3m 26s
R-CMD-check / ubuntu-latest (4.0.5)	3m 25s
	37m 18s

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