Baseimage derived from cahva/baseimages-nodepm2 with ffmpeg, ghostscript and imagemagick added
Changes:
- Change to node-22 as base image
- build and add mutool binary to image
- Change to use node:18-alpine as base image
- use different baseimage which uses alpine:edge as baseimage
- use keymetrics/pm2 as baseimage
- revert back to normal node:16-alpine and install pm2 as global dependency