ci: introduce px4-dev container with multi arch support (#24022)

Tools/setup/docker-entrypoint.sh

@@ -1,19 +1,27 @@
 #!/bin/bash
 
+GREEN='\033[0;32m'
+NO_COLOR='\033[0m' # No Color
+SCRIPTID="${GREEN}[docker-entrypoint.sh]${NO_COLOR}"
+
+echo -e "$SCRIPTID Starting"
+
 # Start virtual X server in the background
 # - DISPLAY default is :99, set in dockerfile
 # - Users can override with `-e DISPLAY=` in `docker run` command to avoid
 #   running Xvfb and attach their screen
 if [[ -x "$(command -v Xvfb)" && "$DISPLAY" == ":99" ]]; then
-	echo "[docker-entrypoint.sh] Starting Xvfb"
+	echo -e "$SCRIPTID Starting Xvfb"
 	Xvfb :99 -screen 0 1600x1200x24+32 &
 fi
 
 # Check if the ROS_DISTRO is passed and use it
 # to source the ROS environment
 if [ -n "${ROS_DISTRO}" ]; then
-	echo "[docker-entrypoint.sh] ROS: ${ROS_DISTRO}"
+	echo -e "$SCRIPTID ROS: ${ROS_DISTRO}"
 	source "/opt/ros/$ROS_DISTRO/setup.bash"
 fi
 
+echo -e "$SCRIPTID ($( uname -m ))"
+
 exec "$@"