prune more

Makefile

@@ -35,8 +35,9 @@ logs: ## Follow container logs.
 	@echo "${green}Showing logs...${no_color}"
 	docker compose logs --follow
 
-prune: ## Remove dangling images for this project.
+prune: ## Remove dangling images for this project and unused build cache (cache is system-wide).
 	docker image prune --filter "label=com.docker.compose.project=casanova_online" -f
+	docker builder prune -f
 
 .PHONY: help setup build up down status logs prune