docs(README): add missing inputs (#63)

Closes #45

Author: woile

Diff for: README.md

@@ -81,15 +81,18 @@ jobs:
 | `commitizen_version`           | Specify the version to be used by commitizen. Eg: `2.21.                                                                                                                                                                          | latest                                                          |
 | `changelog`                    | Create changelog when bumping the version                                                                                                                                                                                         | true                                                            |
 | `no_raise`                     | Don't raise the given comma-delimited exit codes (e.g., no_raise: '20,21'). Use with caution! Open an issue in [commitizen](https://github.com/commitizen-tools/commitizen/issues) if you need help thinking about your workflow. | [21](https://commitizen-tools.github.io/commitizen/exit_codes/) |
-| `increment`                    | Manually specify the desired increment {MAJOR,MINOR,PATCH}                                                                                                                                                                        | -                                                               |
+| `increment`                    | Manually specify the desired increment {MAJOR,MINOR, PATCH}                                                                                                                                                                       | -                                                               |
+| `check_consistency`            | Check consistency among versions defined in commitizen configuration and version_files                                                                                                                                            | `false`                                                         |
+| `gpg_sign`                     | If true, use GPG to sign commits and tags (for git operations). Requires separate setup of GPG key and passphrase in GitHub Actions (e.g. with the action `crazy-max/ghaction-import-gpg`)                                        | `false`                                                         |
+| `debug`                        | Prints debug output to GitHub Actions stdout                                                                                                                                                                                      | `false`                                                         |
 
 ## Outputs
 
 | Name      | Description     |
-|-----------|-----------------|
+| --------- | --------------- |
 | `version` | The new version |
 
-Additionally, the new version is also available as an environment variable under `REVISION`.
+The new version is also available as an environment variable under `REVISION` or you can access using `${{ steps.cz.outputs.version }}`
 
 ## Troubleshooting
 
@@ -100,7 +103,7 @@ actions [by design][by_design].
 
 To solve it, you must use a personal access token in the checkout and the commitizen steps.
 
-Follow the instructions in [commitizen's documentation][cz-docs-ga]
+Follow the instructions in [commitizen's documentation][cz-docs-ga].
 
 ## I'm not using conventional commits, I'm using my own set of rules on commits