Build an arch based dockerimage with yay for installing packages. Useful for testing bugs if they show up in arch

Arch.Dockerfile

FROM archlinux/base:latest

# Basic dependencies
RUN pacman -Syu --noconfirm
RUN pacman -S tar curl sudo grep base-devel --noconfirm
RUN mkdir -p /opt/yay/
WORKDIR /opt/yay/

# Add the builduser (cant install yay as root)
RUN useradd builduser -m # Create the builduser
RUN usermod -aG root builduser
RUN passwd -d builduser # Delete the buildusers password
RUN printf 'builduser ALL=(ALL) ALL\n' | tee -a /etc/sudoers # Allow the builduser passwordless sudo

# Download yay
RUN curl -sO https://aur.archlinux.org/cgit/aur.git/snapshot/yay.tar.gz && tar -xvf yay.tar.gz
RUN chown -R builduser ./

# Install yay for the user
USER builduser
RUN cd yay && makepkg --noconfirm -si
# RUN yay -Syu --noconfirm <package>

ENTRYPOINT /bin/bash