frontend: rework error boundary #2142

Job	Run time
build-freebsd (14.2)	17m 55s
build-linux (x86_64-unknown-linux-gnu, cargo)	4m 2s
build-freebsd (13.4)	18m 22s
build-macos (x86_64-apple-darwin, macos-13, x64-osx-release)	17m 46s
build-linux (aarch64-unknown-linux-gnu, cross)	13m 0s
build-macos (aarch64-apple-darwin, macos-14, arm64-osx-release)	4m 37s
build-linux (x86_64-unknown-linux-musl, cross)	4m 58s
build-linux (aarch64-unknown-linux-musl, cross)	12m 25s
build-windows	9m 53s
build-docker	2m 14s
upload-release	0s
	1h 45m 12s

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