wrote steps to install docker in readme and wrote a dockerfile for nginx not tested

srcs/requirements/nginx/Dockerfile

@@ -0,0 +1,11 @@
+FROM debian:buster
+
+RUN apt update && apt install -y nginx
+
+COPY ./conf/nginx.conf /etc/nginx/
+COPY ./conf/inception_nginx.conf /etc/nginx/conf.d/
+COPY ./conf/index.html /data/www/
+COPY ./conf/salade.jpeg /data/images/
+
+CMD [ "nginx" ]
+