anchor.diff:  From inside a {project-name} project, you can obtain a list of the available extensions with:
   
   [source,shell]
  +----
   ./mvnw quarkus:list-extensions
  +----
   
   You can enable an extension using:
   
   [source,shell]
  +----
   ./mvnw quarkus:add-extension -Dextensions="hibernate-validator"
  +----
   
   Extensions are passed using a comma-separated list.
   
  
positive.code: Run your application with:
  
  [source,shell]
  ./mvnw compile quarkus:dev
  
  You can then update the application sources, resources and configurations.
  The changes are automatically reflected in your running application.
  
negative.code: To do this you must have the `quarkus-undertow-websockets` extension installed:
  
  [source,shell]
  ----
  ./mvnw quarkus:add-extension -Dextensions="undertow-websockets"
  ----
  
  You must also have the following config properties set:
  
  