Dockerfile doesn't work on WSL, switching to linux

web/Dockerfile

+# syntax=docker/dockerfile:1
+
+RUN echo "0\n"
+FROM ubuntu
+
+RUN echo "1\n"
+RUN apt-get update
+RUN echo "2\n"
+# Install the files needed
+RUN git clone https://git.unistra.fr/chebblidisdier/projet-cloud-virt.git
+RUN echo "3\n"
+# Launch the front-end server
+RUN cd projet-cloud-virt
+EXPOSE 3000 
+RUN echo "4\n"
+CMD launch_front.sh