Update to Debian Trixie

Author: tianon

2.4/Dockerfile

@@ -27,12 +27,11 @@ FROM debian:{{ .debian }}
 
 # runtime dependencies
 RUN set -eux; \
-	apt-get update; \
-	apt-get install -y --no-install-recommends \
+	apt-get install --update -y --no-install-recommends \
 # @system-ca: https://github.com/docker-library/haproxy/pull/216
 		ca-certificates \
 	; \
-	rm -rf /var/lib/apt/lists/*
+	apt-get dist-clean
 
 # roughly, https://salsa.debian.org/haproxy-team/haproxy/-/blob/732b97ae286906dea19ab5744cf9cf97c364ac1d/debian/haproxy.postinst#L5-6
 RUN set -eux; \
@@ -84,7 +83,7 @@ RUN set -eux; \
 	; \
 {{ ) else ( -}}
 	savedAptMark="$(apt-mark showmanual)"; \
-	apt-get update && apt-get install -y --no-install-recommends \
+	apt-get install --update -y --no-install-recommends \
 		gcc \
 		libc6-dev \
 		liblua{{ lua }}-dev \
@@ -93,7 +92,6 @@ RUN set -eux; \
 		make \
 		wget \
 	; \
-	rm -rf /var/lib/apt/lists/*; \
 {{ ) end -}}
 	\
 	wget -O haproxy.tar.gz "$HAPROXY_URL"; \
@@ -158,6 +156,7 @@ RUN set -eux; \
 		| xargs -r apt-mark manual \
 	; \
 	apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false; \
+	apt-get dist-clean; \
 {{ ) end -}}
 	\
 # smoke test