* Add Save blob and tests
* Remove locks
* Remove test cleanup
* Fix go mod
* Cleanup
* Add checksum
* Add file hashing to fileutil
* Move test
* Check data when exists
* Add one more test
* Rename
* Gaz
* Add packaged level comment
* Save full sidecar + reviews
* Use path builder in test
* Use other BlobSidecar
* Cleanup
* Fix gosec
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Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>