Install Google Cloud SDK on Debian system

Install google-cloud-cli

sudo su

source ~/proxy.sh
env|grep proxy|grep http

apt-get update
apt-get install apt-transport-https ca-certificates gnupg  curl socat

curl https://packages.cloud.google.com/apt/doc/apt-key.gpg | gpg --dearmor -o /usr/share/keyrings/cloud.google.gpg

echo "deb [signed-by=/usr/share/keyrings/cloud.google.gpg] https://packages.cloud.google.com/apt cloud-sdk main" | tee -a /etc/apt/sources.list.d/google-cloud-sdk.list

apt-get update
apt install google-cloud-cli
gcloud init