Dockerfile used for Dockerfile tutorial on Youtube

Dockerfile

# This Dockerfile is used for a youtube tutorial
# base image - nginx with tag "latest"
FROM nginx:latest

# Adding custom index.html hosted on Github Gist
ADD https://gist.githubusercontent.com/ProProgrammer/72a87394affb0a70f54af6e6353e3c45/raw/37fcecc6d43dba55effa9e1fa6f7183f349b9ba0/index.html /usr/share/nginx/html/

# Adding read permissions to custom index.html
RUN chmod +r /usr/share/nginx/html/index.html

# 'nginx -g daemon off" will run as default command when any container is run that uses the image that was built using this Dockerfile"
CMD ["nginx", "-g", "daemon off;"]

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