Configure Docker Proxy

Edit Conf File

sudo vim /etc/systemd/system/docker.service.d/http-proxy.conf

Add Lines

[Service]
Environment="HTTP_PROXY=http://127.0.0.1:7890"
Environment="HTTPS_PROXY=http://127.0.0.1:7890"

Reload Daemon & Restart Docker

sudo systemctl daemon-reload
sudo systemctl restart docker