A lot of improvements

- Removed "refresh" buttons, please just refresh the entire site (less cluttered appearance)
- Refined README on installation
- Added more themes
- Improved Dockerfile, now everything runs with production settings

Dockerfile

@@ -1,6 +1,18 @@
+# Get current image of node.js
 FROM node:current-slim
+
+# Set /app as directory where the app should be at
 WORKDIR /app
+
+# Copy all of the relevant files over to the container
 COPY . .
+
+# Download dependencies, build container
 RUN yarn
-EXPOSE 3000
-CMD [ "yarn", "start" ]
+RUN [ "yarn", "build" ]
+
+# Expose the two relevant ports
+EXPOSE 3000 8080
+
+# Serve the app
+CMD [ "yarn", "serve:production" ]