Further optimize storage use of container

Containerfile

@@ -1,5 +1,11 @@
 FROM docker.io/debian:stable-slim
 
-RUN apt update && \
+RUN apt update \
-	apt install -y dpkg-dev make devscripts
+	&& apt install -y \
+	--no-install-recommends \
+	dpkg-dev \
+	make \
+	devscripts \
+	&& apt clean \
+	&& rm -rf /var/lib/apt/lists/*