collectStackDirList = (stackList) => {
  const stackDirList = Object.keys(STACK_MAP).reduce(
    (acc, curr) => (!stackList.includes(STACK_MAP[curr].name) ? acc : [...acc, ...STACK_MAP[curr].subdirs]),
    []
  );

  return stackDirList;
}
Collects full list of technology

@param {Array} stackList - The list of technologies
@returns {Array} - The full list of stack directories