feat(core): add new cap shared #2049

Job	Run time
check_docs	3m 31s
build_under_wasm	44s
build_default_features (ubuntu-latest)	43s
build_all_platforms (ubuntu-latest)	2m 49s
build_all_features	5m 11s
build_default_features (macos-latest)	53s
build_all_platforms (macos-latest)	2m 20s
check_clippy	3m 42s
build_default_features (windows-latest)	2m 31s
build_all_platforms (windows-latest)	6m 46s
check_msrv	34s
unit	6m 56s
	36m 40s

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