making a dockerfile to show how to build with minimal installs in ubu…

…ntu 22.04- need to disable roslint for now, but will grab a copy of it later and make it work again

Dockerfile

@@ -0,0 +1,34 @@
+# docker build . -t ubuntu_2204
+ARG IMAGE=ubuntu:22.04
+FROM ${IMAGE}
+ARG IMAGE
+RUN echo ${IMAGE}
+
+ENV DEBIAN_FRONTEND="noninteractive"
+
+# be able to source files
+RUN rm /bin/sh && ln -s /bin/bash /bin/sh
+
+RUN apt-get update -yqq
+RUN apt-get upgrade -yqq
+RUN apt-get install -yqq apt-utils
+
+RUN apt-get install -yqq catkin
+RUN apt-get install -yqq build-essential
+RUN apt-get install -yqq python3-rosdep2
+
+# RUN rosdep init
+RUN rosdep update
+# RUN ROS_DISTRO=one rosdep install --from-paths src --ignore-src -r -s  # do a dry-run first
+# RUN ROS_DISTRO=one rosdep install --from-paths src --ignore-src -r -y
+# RUN catkin_make
+RUN apt-get install -yqq libcv-bridge-dev python3-cv-bridge
+RUN apt-get install -yqq python3-dynamic-reconfigure libdynamic-reconfigure-config-init-mutex-dev
+RUN apt-get install -yqq libimage-transport-dev
+RUN apt-get install -yqq libnodeletlib-dev
+RUN apt-get install -yqq libnodeletlib-dev
+
+RUN apt-get install -yqq libx11-dev
+
+COPY screen_grab /home/catkin_ws/src/screen_grab
+WORKDIR /home/catkin_ws

screen_grab/CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.8.3)
+cmake_minimum_required(VERSION 3.0.2)
 project(screen_grab)
 
 ## Find catkin macros and libraries
@@ -10,7 +10,7 @@ find_package(catkin REQUIRED COMPONENTS
   image_transport
   nodelet
   roscpp
-  roslint
+  # roslint
   sensor_msgs
   std_msgs
 )
@@ -24,7 +24,7 @@ find_package(OpenCV REQUIRED COMPONENTS highgui)
 ## See http://ros.org/doc/api/catkin/html/user_guide/setup_dot_py.html
 # catkin_python_setup()
 
-roslint_cpp()
+# roslint_cpp()
 
 ################################################
 ## Declare ROS messages, services and actions ##