Add the docker-composer ps command.

src/Task/loadTasks.php

@@ -15,6 +15,14 @@ trait loadTasks
         return $this->task(Up::class, $pathToDockerCompose);
     }
 
+    /**
+     * Docker compose ps task.
+     */
+    protected function taskDockerComposePs($pathToDockerCompose = null)
+    {
+        return $this->task(Ps::class, $pathToDockerCompose);
+    }
+
     /**
      * Docker compose down task.
      */