l3d#57 Install sudo

Dockerfile

@@ -50,7 +50,7 @@ RUN echo 'hosts: files dns' > /etc/nsswitch.conf && \
     echo "StrictHostKeyChecking no" >> /root/.ssh/config && \
     \
     apk update && \
-    apk add --no-cache mdocml-apropos openssh wget make patch bash fish python3 git git-lfs unzip acl libpng-dev libzip-dev && \
+    apk add --no-cache mdocml-apropos openssh wget make patch bash fish python3 git git-lfs unzip acl libpng-dev libzip-dev sudo && \
     if [ "${PHP_MAJOR_VERSION}" = "7.3" ]; then \
       apk add --no-cache gnu-libiconv ; \
     fi && \