Release 0.4000.0-rc.4 #1824

Job	Run time
cargo_test	55s
cargo_test	55s
nix_build	5m 44s
nix_build	10m 2s
rustfmt	11s
rustfmt	11s
clippy	29s
clippy	29s
testbuild	1s
testbuild_by_scope	1s
testbuild (svelte)	10m 45s
testbuild (vue)	9m 14s
testbuild_by_scope (hello_world)	2m 51s
testbuild (lit)	10m 0s
testbuild_by_scope (holo_integration)	2m 20s
testbuild (react)	10m 44s
testbuild (vanilla)	10m 27s
	1h 15m 19s

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