feature: pr + issue template and commitlint

[Wabri]

• Codeowner template
• issue template for bugs
• pull request template
• workflow:
  • remove gitguardian (is running on gitguardian itself)
  • add commit lint

[Wabri]

@davideimola remove golang linting 😬

[davideimola]

@Wabri what do you think to add an issue template for the Feature request?

[Wabri]

Yes, you are right!