ft (wip): big initial config

Makefile

@@ -0,0 +1,24 @@
+# nixos-rebuild runs as you and only uses sudo to activate: evaluation needs
+# your SSH agent and config, because the ripdj input is fetched over SSH.
+# The flake's hosts are named after the hostnames, so `--flake .` finds this one.
+
+HOSTS = nixbook nixpad tuxcomp
+
+switch:
+	nixos-rebuild switch --flake . --sudo --ask-sudo-password
+
+# build this host's system (./result) without activating it.
+build:
+	nixos-rebuild build --flake .
+
+# evaluate every host.
+check:
+	@for host in $(HOSTS); do \
+		echo "$$host"; \
+		nix eval --raw .#nixosConfigurations.$$host.config.system.build.toplevel.drvPath > /dev/null || exit 1; \
+	done
+
+update:
+	nix flake update
+
+.PHONY: switch build check update