Mycroft Mark2 GUI using Ubuntu 20.04 server, Mycroft GUI standalone app

This is based on the very helpful build log of user AIIX that he published on ​https://github.com/AIIX/Documentation/blob/master/Custom-RPI4-MycroftImage.md The focus of this guide is to install the Mycroft GUI as a standalone app without KDE plasma nano.

Install Linux

Use the current Ubuntu server 20.04 using 64-bit architecture from ​https://ubuntu.com/download/raspberry-pi Follow the installation guide at ​https://ubuntu.com/tutorials/how-to-install-ubuntu-on-your-raspberry-pi#1-overview including the initial Wifi setup

user

• sudo useradd mycroft -g users -G sudo -m -s /bin/bash
• sudo passwd mycroft
• sudo nano /etc/group

(add mycroft to all groups like ubuntu)

From now on work as user mycroft

update / initial apt setup

• sudo apt-get update && sudo apt-get dist-upgrade -y
• sudo apt install git gnupg wget curl apt-transport-https software-properties-common

swap

This is optional but will be a good idea on RP3

• sudo fallocate -l 2G /swapfile
• sudo chmod 600 /swapfile
• sudo mkswap /swapfile
• sudo swapon /swapfile
• sudo nano /etc/fstab

add

/swapfile               none            swap    sw                              0 0

ramdisk

• sudo mkdir /ramdisk
• sudo nano /etc/fstab

add

tmpfs                   /ramdisk        tmpfs   rw,nodev,nosuid,size=20M        0 0

mycroft core

• sudo apt-get install git python3 python3-dev python3-setuptools libtool libffi-dev libssl-dev autoconf automake bison swig libglib2.0-dev portaudio19-dev mpg123 screen flac curl libicu-dev pkg-config libjpeg-dev libfann-dev build-essential jq
• cd ~
• git clone https://github.com/MycroftAI/mycroft-core
• cd mycroft-core
• ./dev_setup.sh