Optimize steps

multibuild.py

@@ -32,30 +32,12 @@ def add_parent_step(build_factory):
     Add a step to the parent build factory that will trigger the child hooks
     """
 
-    build_factory.addStep(steps.ShellCommand(
-        name="Update APT cache",
-        command=["sudo", "apt", "update"]
-    ))
-
-    build_factory.addStep(steps.ShellCommand(
-        name="Install dependencies",
-        command=["sudo", "apt", "-y", "install", "python3-requests"]
-    ))
-
-    build_factory.addStep(
-        steps.FileDownload(
-            workerdest="worker_multibuild.py",
-            mastersrc="buildbot_multibuild/lib/worker_multibuild.py",
-            mode=0o444
-        )
-    )
-
     build_factory.addStep(
         steps.ShellCommand(
             name="Execute worker script",
             command=[
                 "python3",
-                'worker_multibuild.py',
+                '/usr/local/bin/worker_multibuild.py',
                 util.Property("buildboturl"),
                 util.Property('repository'),
                 util.Property('branch')