Revert "get: return json even if nothing is found"

This reverts commit ba40364d3e79c94aceb6681c8c2b121546314102.

let's try to fix it properly

fix unneeded socket close

it will be closed by the defer above

unbundle himitsu

update for stdlib strings::fromutf8 changes

update himitsu to 0.2

erase, store: wait for response

improve error handling

add GPL text

close himitsu socket when done

get: return json even if nothing is found

fixes compatibility with podman

implement erase

implement get

implement store

initial commit