text: export default (args) => ({
      // args: {sourceId, containerId}
      
      prepare: creep => {
          if (!creep.pos.isEqualTo(Game.getObjectById(args.containerId).pos)) {
              creep.moveTo(Game.getObjectById(args.containerId), {visualizePathStyle: {stroke: '#ffaa00'}});
              return false;
          }
          return true;
      },
  
      source: creep => {
          const source = Game.getObjectById(args.sourceId);
          creep.harvest(source);
          return false;
      },
  
      target: creep => {
          return true;
      }
  });
  