- Add a small build script

- Take in the build worker branch name from config
- Add additional logging (to be removed after we figure out the problem)

buildman/component/buildcomponent.py

@@ -201,6 +201,8 @@ class BuildComponent(BaseComponent):
       except ValueError:
         pass
 
+    logger.debug('Got log message: %s: (%s) => (%s)', phase, json_data, docker_data)
+
     # Extract the current status message (if any).
     fully_unwrapped = ''
     keys_to_extract = ['error', 'status', 'stream']