chore(*): adopt project templates

frontend/Makefile

@@ -0,0 +1,26 @@
+COMPOSE := cd .. && docker compose
+changed = ! git diff --quiet $(1) -- $(2) 2>/dev/null
+stamp = { git update-ref $(1) HEAD 2>/dev/null || true; }
+
+.PHONY: fmt check build pre-deploy post-deploy dev
+
+fmt:
+	bun run fix
+
+check:
+	bun run check
+	bun run lint
+
+build:
+	$(COMPOSE) run --rm frontend-dev sh -c "bun install && bun run build"
+
+pre-deploy:
+	@if $(call changed,refs/deploy/frontend,.) || ! test -d build; then \
+		$(MAKE) build && $(call stamp,refs/deploy/frontend); \
+	fi
+
+post-deploy:
+	@:
+
+dev:
+	bun run dev