🐳 Updates Docker images to use latest Node LTS runtime

docker/Dockerfile-old

@@ -0,0 +1,31 @@
+FROM node:lts-alpine3.14
+
+# Define some ENV Vars
+ENV PORT=80 \
+  DIRECTORY=/app \
+  IS_DOCKER=true
+
+# Create and set the working directory
+WORKDIR ${DIRECTORY}
+
+# Copy over both 'package.json' and 'package-lock.json' (if available)
+COPY package*.json ./
+COPY yarn.lock ./
+
+# Install project dependencies
+RUN yarn
+
+# Copy over all project files and folders to the working directory
+COPY . .
+
+# Build initial app for production
+RUN yarn build
+
+# Expose given port
+EXPOSE ${PORT}
+
+# Finally, run start command to serve up the built application
+CMD [ "yarn", "build-and-start"]
+
+# Run simple healthchecks every 5 mins, to check the Dashy's everythings great
+HEALTHCHECK --interval=5m --timeout=2s --start-period=30s CMD yarn health-check