message: [dev] improve Package Manager detection mechenism
  improve Package Manager detection on linux in scripts/dev_setup.sh
  port from
diff: @@ -822,8 +822,26 @@ if [ "$(whoami)" != 'root' ]; then
  PRE_COMMAND=(sudo)
  fi
  -PACKAGE_MANAGER=
  if [[ "$(uname)" == "Linux" ]]; then
  + # check for default package manager for linux
  + if [[ -f /etc/redhat-release ]]; then
  + # use yum by default
  + if command -v yum &>/dev/null; then
  + PACKAGE_MANAGER="yum"
  + elif command -v dnf &>/dev/null; then
  + # dnf is the updated default since Red Hat Enterprise Linux 8, CentOS 8, Fedora 22, and any distros based on these
  + echo "WARNING: dnf package manager support is experimental"
  + PACKAGE_MANAGER="dnf"
  + fi
  + elif [[ -f /etc/debian_version ]] && command -v apt-get &>/dev/null; then
  + PACKAGE_MANAGER="apt-get"
  + elif [[ -f /etc/arch-release ]] && command -v pacman &>/dev/null; then
  + PACKAGE_MANAGER="pacman"
  + elif [[ -f /etc/alpine-release ]] && command -v apk &>/dev/null; then
  + PACKAGE_MANAGER="apk"
  + fi
  + # if no default PACKAGE_MANAGER detected, pick one that's installed, this is usually useless
  + if [[ $PACKAGE_MANAGER == "" ]]; then
  if command -v yum &>/dev/null; then
  PACKAGE_MANAGER="yum"
  elif command -v apt-get &>/dev/null; then
  @@ -839,6 +857,7 @@ if [[ "$(uname)" == "Linux" ]]; then
  echo "Unable to find supported package manager (yum, apt-get, dnf, or pacman). Abort"
  exit 1
  fi
  + fi
  elif [[ "$(uname)" == "Darwin" ]]; then
  if command -v brew &>/dev/null; then
  PACKAGE_MANAGER="brew"
  