opencommit/src/commands

@commitlint Module for opencommit

1. Load commitlint configuration within tree.
2. Generate a commit with commitlint prompt:
   • Will not run if hash is the same.
   • Infer a prompt for each commitlint rule.
   • Ask OpenAI to generate consistency with embedded commitlint rules.
   • Store configuration close to commitlint configuration.
3. Replace conventional-commit prompt with commitlint prompt.