message: Update SS version
diff: FROM node:8.15.0-alpine
  # Versions can be found at https://github.com/Jigsaw-Code/outline-ss-server/releases
  -ARG SS_VERSION=1.0.8
  +ARG SS_VERSION=1.1.0
  # Save metadata on the software versions we are using.
  LABEL shadowbox.node_version=8.15.0
  