From 485c5d6c3fa017a4d815a2cd7a9a094971c39f10 Mon Sep 17 00:00:00 2001
From: Jean-Pierre Busch <110477057+jpbusch@users.noreply.github.com>
Date: Thu, 18 Jan 2024 15:32:40 +0100
Subject: [PATCH] remove unnecessary `apt-get update` in Dockerfile

Co-authored-by: Lennart Reiher <lennart.reiher@ika.rwth-aachen.de>
---
 docker/Dockerfile | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/docker/Dockerfile b/docker/Dockerfile
index 799e056..fb70eeb 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -208,8 +208,7 @@ RUN source /opt/ros/$ROS_DISTRO/setup.bash && \
 # install desired ROS 2 middleware
 ARG RMW_IMPLEMENTATION
 ENV RMW_IMPLEMENTATION=${RMW_IMPLEMENTATION}
-RUN apt-get update && \
-    if [[ "$ROS_VERSION" == "2" ]]; then \
+RUN if [[ "$ROS_VERSION" == "2" ]]; then \
         apt-get update && \
         RMW_PACKAGE=ros-$ROS_DISTRO-$(echo $RMW_IMPLEMENTATION | tr '_' '-') && \
         apt-get install -y $RMW_PACKAGE && \