Document the ReleaseKit release workflow

docs/cli.md

@@ -11,6 +11,7 @@ the [migration guide](migrations/v2.md) maps retired inputs.
 audita process <transcript.json> --glossary <glossary.yml> [flags]
 audita config validate --config <config.yml> [flags]
 audita config print-effective [flags]
+audita version
 ```
 
 Root invocation, `--help`, `-h`, and command help succeed without loading a config
@@ -26,6 +27,15 @@ Missing system candidates are skipped; inaccessible selected files are errors.
 No file means a configuration error. `AUDITA_CONFIG` is ignored. The selected
 overlay is loaded beside the main file, not used to locate profile files.
 
+`audita version` prints `audita <version>` and a newline to stdout, with no
+application configuration or provider setup. It returns `0` on success with
+empty stderr. `help version`, `version -h`, and `version --help` print command
+usage to stdout and return `0`; unexpected arguments and unknown flags return
+`2` with a usage error on stderr. The command uses ReleaseKit's public
+`buildinfo.Version()` accessor. It reports an injected release identifier when
+present, otherwise the executable's main-module version when available and not
+`(devel)`, and `dev` when neither source provides a release identifier.
+
 ## Setting overrides
 
 Only flags actually supplied override file or overlay settings. `--modules ''`