A smallest example that demonstrates the websocket issue on Azure webb app.
- Leiningen
- Maven
- Create pom file: lein pom
- Configure webapp plugin: mvn com.microsoft.azure:azure-webapp-maven-plugin:2.5.0:config
- Create a uberjar: lein uberjar
- Update the <deployment>part inpom.xmlas follows:
<deployment>
<resources>
  <resource>
    <directory>${project.basedir}/target</directory>
    <includes>
      <include>app.jar</include>
    </includes>
  </resource>
</resources>
</deployment>- Deploy: mvn package azure-webapp:deploy