diff --git a/rollup.lib.mjs b/rollup.lib.mjs
index d077989..e1ed106 100644
--- a/rollup.lib.mjs
+++ b/rollup.lib.mjs
@@ -11,7 +11,7 @@ export default [
         output: [
             {
                 file: 'dist/index.js',
-                format: 'es',
+                format: 'cjs',
             },
         ],
         plugins: [
diff --git a/src/services/runner/domain/RunnerStatus.ts b/src/services/runner/domain/RunnerStatus.ts
index 63f04a2..a1f244d 100644
--- a/src/services/runner/domain/RunnerStatus.ts
+++ b/src/services/runner/domain/RunnerStatus.ts
@@ -1,2 +1,6 @@
+/**
+ * The status of the runner.
+ * @public
+ */
 export type RunnerStatus = 'starting' | 'running' | 'done' | 'failed'
 export default RunnerStatus