Installing a ngrok tunnel on your openag_brain will allow you to access it from anywhere in the world.
Follow these steps:
- Create an account at ngrok.com (it's free)
- Download ngrok onto your Raspberry Pi
wget https://bin.equinox.io/c/4VmDzA7iaHb/ngrok-stable-linux-arm.zip
- Unzip the ngrok app in your home folder
unzip ngrok-stable-linux-arm.zip