Add atomfs API

make: add go test for newly added test files

moving pkgs over from stacker added some go test files, let's build
those as part of `make` with the default target. This will get done in
the github workflow too, because it just runs `make` with no args.

Signed-off-by: Michael McCracken <[email protected]>

v1.1

v1.1

v1.0

v1.0