feat: add Arch update helper and web UI

Makefile

@@ -0,0 +1,28 @@
+BINARY := lazy-update-manager
+PREFIX ?= $(HOME)/.local
+
+.PHONY: build install install-user-service enable-user-service test fmt clean
+
+build:
+	go build -buildvcs=false -o bin/$(BINARY) ./cmd/lazy-update-manager
+
+install: build
+	install -Dm755 bin/$(BINARY) $(PREFIX)/bin/$(BINARY)
+	install -Dm644 systemd/lazy-update-manager.desktop $(PREFIX)/share/applications/lazy-update-manager.desktop
+
+install-user-service: install
+	install -Dm644 systemd/lazy-update-manager.service $(HOME)/.config/systemd/user/lazy-update-manager.service
+	install -Dm644 systemd/lazy-update-manager.timer $(HOME)/.config/systemd/user/lazy-update-manager.timer
+	systemctl --user daemon-reload
+
+enable-user-service: install-user-service
+	systemctl --user enable --now lazy-update-manager.timer
+
+test:
+	go test ./...
+
+fmt:
+	gofmt -w ./cmd ./internal
+
+clean:
+	rm -rf bin