feat(io): Add Storage, StorageFactory, StorageConfig #6338

Job	Run time
check (ubuntu-latest)	3m 57s
build_with_no_default_features (macos-latest)	1s
Verify MSRV	2m 58s
build (windows-latest)	3m 47s
build_with_no_default_features (windows-latest)	1m 1s
build (ubuntu-latest)	3m 57s
Unit Tests (default)	3m 58s
check (macos-latest)	1m 32s
Unit Tests (doc)	3m 57s
build (macos-latest)	1m 25s
build_with_no_default_features (ubuntu-latest)	56s
	27m 29s

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