Merge branch 'master' of https://gitlab.univ-lorraine.fr/risch14u/docker-secu

DockerfileJenkins

+FROM jenkins/jenkins:2.263.4-lts-jdk11
+USER root
+RUN apt-get update && apt-get install -y apt-transport-https \
+       ca-certificates curl gnupg2 \
+       software-properties-common
+RUN curl -fsSL https://download.docker.com/linux/debian/gpg | apt-key add -
+RUN apt-key fingerprint 0EBFCD88
+RUN add-apt-repository \
+       "deb [arch=amd64] https://download.docker.com/linux/debian \
+       $(lsb_release -cs) stable"
+RUN VERSION=$(curl --silent "https://api.github.com/repos/goodwithtech/dockle/releases/latest" | grep '"tag_name":' | sed -E 's/.*"v([^"]+)".*/\1/') && curl -L -o dockle.deb https://github.com/goodwithtech/dockle/releases/download/v${VERSION}/dockle_${VERSION}_Linux-64bit.deb
+RUN dpkg -i dockle.deb && rm dockle.deb
+RUN apt-get update && apt-get install -y wget docker-ce-cli
+USER jenkins
+RUN jenkins-plugin-cli --plugins blueocean:1.24.4
\ No newline at end of file