0.8

renew action runners with follow up fixes.

0.7

fix permission

Signed-off-by: Hajime Tazaki <thehajime@gmail.com>

0.6

migration to github actions (from travis-ci).

dev

docker: use buildx to create multi-arch image

This increments the image version to 0.5.

Signed-off-by: Hajime Tazaki <thehajime@gmail.com>