add grype docker image scanning

[fabriciojs]

• Adding grype

🆕 Other

TL;DR

grype aims at finding known vulnerabilities in Docker images. Security practices that we should pursue every more often.

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Describe the update

Have added new step on docker GH action for checking for vulnerabilities.

[codecov]

Codecov Report

Merging #246 (3e96bd3) into master (4d7176e) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #246   +/-   ##
=======================================
  Coverage   88.03%   88.03%           
=======================================
  Files          66       66           
  Lines        2565     2565           
=======================================
  Hits         2258     2258           
  Misses        283      283           
  Partials       24       24           

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