title: Lambda container images complain about entrypoint needing handler name as the first argument
body: <p>When I run an AWS Lambda container (Docker) image, for example:</p>
  <pre><code>docker run public.ecr.aws/lambda/java bash
  </code></pre>
  <p>I get the following error:</p>
  <pre><code>entrypoint requires the handler name to be the first argument
  </code></pre>
  <p>What should the handler name be?</p>