FROM nixpkgs/nix-flakes RUN echo "substituters = https://cache.nixos.org https://nix-postgres-artifacts.s3.amazonaws.com" >> /etc/nix/nix.conf RUN echo "trusted-public-keys = cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY= nix-postgres-artifacts:dGZlQOvKcNEjvT7QEAJbcV6b6uk7VF/hWMjhYleiaLI=%" >> /etc/nix/nix.conf USER $USER RUN mkdir -p /workspace COPY ./ /workspace RUN chmod +x /workspace/docker/nix/build_nix.sh RUN chown -R $USER:$USER /workspace