gha: cache docker layers to speed up make runcimage
It currently takes close to 2 minutes to build docker image
(which is currently only used for cross compilation).
Let's see if caching docker layers will help.
@@ -113,6 +113,8 @@ jobs:
# under Docker will emerge, it will be good to have a separate make
# runcimage job and share its result (the docker image) with whoever
# needs it.
+ - uses: satackey/action-docker-layer-caching@v0.0.11
+ continue-on-error: true
- name: build docker image
run: make runcimage
- name: cross
