Extend hadolint with custom rules

[gasparev]

• This is a bug report
• This is a feature request
• I searched existing issues before opening this one

Expected behavior

We'd like to extend hadolint to also use some rules specific to our own setup. The only way I see it is to fork the project, push our own rules and use the new binary. Is there any better way today to do so?

Actual behavior

Steps to reproduce the behavior

[nirgilboa]

Also interested in this request

[gasparev]

Also interested in this request

Just FYI I ended up using OPA rules and conftest