v0.0.6

Changelog

cd4db3c version v.0.0.6
f60cba1 fix: timeticks as i32 instead of i64
2e1dfbf doc: v0.0.6
92bfa08 upgrade dependencies
d18ed6f doc: v0.0.6
ddb13ea multi-stage build Dockerfile
53c502c refactor healtcheck code
4322252 segregate command server package
41b0b1c add simple client example
e3fd466 Merge pull request #3 from thebinary/feat-metrics