warning added if not in container

env.sh

@@ -11,6 +11,14 @@ if [ ! -f $PWD/.env.local ]; then
 fi
 source $PWD/.env.local
 
+if [ -f /.dockerenv ]; then
+    echo -e "Welcome to the project \e[43;34m'$PROJECT_NAME'\e[0m"
+    # Perform your Docker-specific actions here
+else
+    echo -e "\e[31mYou are not inside a docker container!\e[0m  The project '$PROJECT_NAME' is \e[31mnot sourced!\e[0m"
+    return 0  # Exit with a status code 0 (success)
+fi
+
 export ROS_DISTRO=jazzy
 export PROJECT_DIR=${MR_DIR}