Docker image is large (587.2 MB)

[crw]

This may be par for the course for Docker, but the image is shockingly huge for what it accomplishes. I can imagine a couple avenues to cleaning this up:

1. Try using FROM node:slim instead of FROM node:5.5.0-wheezy
2. Remove the dependence on cron, run the script as a setInterval in the node app (shudders)
3. ???