Remove comments

backend/Dockerfile

@@ -5,20 +5,14 @@ apk add --no-cache npm python ffmpeg && \
 apk add --no-cache --repository http://dl-cdn.alpinelinux.org/alpine/edge/testing/ \
     atomicparsley
 
-# Change directory so that our commands run inside this new directory
 WORKDIR /app
 
-# Copy dependency definitions
 COPY ./ /app/
 
-# Change directory to backend
 WORKDIR /app
 
-# Install dependencies on backend
 RUN npm install
 
-# Expose the port the app runs in
 EXPOSE 17442
 
-# Run the specified command within the container.
 CMD [ "node", "app.js" ]