Run GUI app from docker

docker-gui.sh

#Install XQuartz and Docker
brew cask install xquartz
brew cask install docker

# Open XQuartz
# In the XQuartz preferences, go to the “Security” tab
# Make sure you’ve got “Allow connections from network clients” ticked
open -a XQuartz 

# Setup ENV
export IP=$(ifconfig -a | grep "inet " | sed 's/.*inet \([0-9\.]*\).*/\1/g' | grep -v "127.0.0.1" -m1)
export DISPLAY=$IP:0

# Add ENV to XQuartz
/usr/X11/bin/xhost +

# Run Docker Image
docker run -d --name firefox -e DISPLAY=$IP:0 -v /tmp/.X11-unix:/tmp/.X11-unix jess/firefox