Remove unneeded Dockerfile.dind, update Readme

Dockerfile.dind

@@ -1,33 +0,0 @@
-# Use the official Docker docker-in-docker Alpine image as the base image
-FROM docker:dind
-
-# Set the working directory to /mrsk
-WORKDIR /mrsk
-
-# Copy the Gemfile, Gemfile.lock into the container
-COPY Gemfile Gemfile.lock mrsk.gemspec ./
-
-# Required in mrsk.gemspec
-COPY lib/mrsk/version.rb /mrsk/lib/mrsk/version.rb
-
-# Install system dependencies including ruby-dev
-RUN apk add --no-cache --update ruby-dev build-base git docker openrc \
-    && rc-update add docker boot \
-    && gem install bundler --version=2.4.3 \
-    && bundle install
-
-# Copy the rest of our application code into the container.
-# We do this after bundle install, to avoid having to run bundle
-# everytime we do small fixes in the source code.
-COPY . .
-
-# Install the gem locally from the project folder
-RUN gem build mrsk.gemspec && \
-    gem install ./mrsk-*.gem --no-document
-
-# Set the working directory to /workdir
-WORKDIR /workdir
-
-# Set the entrypoint to run the installed binary in /workdir
-# Example:  docker run -it -v "$PWD:/workdir" mrsk init
-ENTRYPOINT ["mrsk"]

README.md

@@ -11,7 +11,7 @@ Join us on Discord: https://discord.gg/DQETs3Pm
 Install MRSK globally with `gem install mrsk` or build a dockerized version:
 
 ```sh
-docker build . -t mrsk:dind -t mrsk:latest -f Dockerfile.dind
+docker build . -t mrsk:latest -f Dockerfile
 ```
 
 If you build the docker version, add the following alias to your .${SHELL}rc file and re-source the rc file to allow ssh and docker to work within the container: