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      <p>Create a QuokkaClusterManager object. This object is used to create Ray clusters on AWS EC2 configured with Quokka or connecting to existing Ray clusters.
This requires you to have an AWS key pair for logging into instances. </p>

  <p><strong>Parameters:</strong></p>
  <table>
    <thead>
      <tr>
        <th>Name</th>
        <th>Type</th>
        <th>Description</th>
        <th>Default</th>
      </tr>
    </thead>
    <tbody>
        <tr>
   