- apt-get update -y && apt-get upgrade -y
- apt-get install -y build-essential gcc unzip wget zip gcc-avr binutils-avr avr-libc
+ # This block performs completely non-interactive updates {{
+ export DEBIAN_FRONTEND=noninteractive
+ export DEBCONF_NONINTERACTIVE_SEEN=true
+ echo "grub-pc hold" | dpkg --set-selections
+ apt-get -y update
+ apt-get -y --allow-unauthenticated upgrade \
+ -o Dpkg::Options::="--force-confdef" \
+ -o Dpkg::Options::="--force-confold"
+ # }}
+ apt-get install -y \
+ build-essential \
+ gcc \
+ unzip \
+ wget \
+ zip \
+ gcc-avr \
+ binutils-avr \
+ avr-libc \
+ dfu-util