feat: expand Seal api (#773) #2092

Job	Run time
wasm	47s
miri --no-default-features	4m 52s
features stable	2m 21s
miri	4m 59s
test ubuntu-latest stable --no-default-features	1m 28s
features stable --all-targets	3m 28s
miri --all-features	7m 9s
test ubuntu-latest stable	1m 30s
features nightly	2m 25s
test ubuntu-latest nightly --no-default-features	1m 16s
features nightly --all-targets	3m 44s
check no_std	53s
test ubuntu-latest nightly	1m 18s
test ubuntu-latest 1.79 --no-default-features	36s
clippy	1m 15s
test ubuntu-latest 1.79	40s
docs	51s
fmt	13s
test windows-latest stable --no-default-features	2m 55s
test windows-latest stable	3m 4s
test windows-latest nightly --no-default-features	2m 36s
test windows-latest nightly	2m 58s
test windows-latest 1.79 --no-default-features	1m 18s
test windows-latest 1.79	1m 19s
test ubuntu-latest 1.79 --features json	42s
test windows-latest 1.79 --features json	1m 40s
test ubuntu-latest nightly --all-features	1m 27s
test windows-latest nightly --all-features	3m 5s
	1h 0m 49s

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