code: func (api CompaniesAPI) GetCompanyList(w http.ResponseWriter, r *http.Request) {
  	log.Warn("GetCompanyList is not implemented")
  	http.Error(w, http.StatusText(http.StatusNotImplemented), http.StatusNotImplemented)
  }
docs: // GetCompanyList is the handler for GET /companies
  // Get companies. Authorization limits are applied to requesting user.