site/build.xml

<!DOCTYPE project [
<!ENTITY forrest-targets SYSTEM "file:./forrest-targets.ent">
]>

<project default="run-forrest">
    
  &forrest-targets;

  <target name="run-forrest" depends="clean,site">
  </target>

  <target name="clean" description="clean up the build area">
    <delete dir="./build"/>
  </target>

</project>