Initial commit: dockerfile+compose+readme+CI

.gitlab-ci.yml

+image: docker
+
+imagebuild:
+  stage: build
+  tags:
+    - docker
+  script:
+    - echo "'$CI_DEPLOY_USER' '$CI_DEPLOY_PASSWORD' '$CI_REGISTRY'"
+    - docker login -u $CI_DEPLOY_USER -p $CI_DEPLOY_PASSWORD $CI_REGISTRY
+    - docker build -t $CI_REGISTRY/sy31/docker:noetic .
+    - docker push $CI_REGISTRY/sy31/docker:noetic

Dockerfile

+FROM ros:noetic-robot
+RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y \
+    nano
+    tmux
+    ros-noetic-rqt
+    ros-noetic-rviz
+    ros-noetic-turtlebot3-teleop
+    ros-noetic-rqt-common-plugins

README.md

+# SY31 - Docker image
+Docker image fitted with the right packages for SY31 + compose file to run smoothly.
+
+## Run the image
+
+1. Clone this repository: `git clone https://gitlab.utc.fr/SY31/docker -- sy31-docker`
+2. Go inside it `cd sy31-docker`
+3. Run `docker-compose up -d` to start the service as detached
+4. Run `docker-compose run ros`
+
+## Update the image
+A Gitlab CI is setup to build and push an image to [registry.gitlab.utc.fr/sy31/docker](registry.gitlab.utc.fr/sy31/docker) with the lastest `Dockerfile`.
+
+To update the image, simply open a merge request and upon acception, the image will automatically be updated.

docker-compose.yml

+version: '2.2'
+services:
+  ros:
+    # uncomment build and comment image to build directly from Dockerfile
+    image: registry.gitlab.utc.fr/sy31/docker:noetic
+    #build: .
+    network_mode: "host" # Share network with the turtlebot to freely communicate with it
+    container_name: ros-sy31
+    volumes:
+      - ~/sy31_workspace:/home/ws # local_machine_path:container_path
+      - /tmp/.X11-unix:/tmp/.X11-unix:rw # redirection X11
+    environment:
+      - QT_X11_NO_MITSHM=1
+      - ROS_MASTER_URI=http://192.168.1.1:11311 # Reference turtlebot as the master
+      - ROS_IP=192.168.1.138 # Adapt to current IP
+      - TURTLEBOT3_MODEL=burger
+      - DISPLAY