* chore(package.json): add `--tag latest` flag to `npm publish` command in `deploy` script
* refactor(cli.ts): add async/await to `prepareCommitMessageHook` and `commit` functions, and check for new version of `opencommit` after commit is made
* chore(TODO.md): set prepare-commit-msg hook
* chore(cli.ts): remove async/await from commit and prepareCommitMessageHook calls
* feat(cli.ts): add check for new version available after commit
* chore(README.md): update OPENAI_API_KEY config key to use 'your_api_key' instead of 'your token'
* chore(README.md): update description of where the api key is stored