ruby/.github
Nobuyoshi Nakada 3f1dcd7fff
Cache downloaded files
Cache downloaded external libraries/gems, which are expected not
changed so frequently.

Also sometimes downloading from zlib returns the current time as
the date header in unexpected format, and checksums mismatch at
that time.
2021-12-02 22:21:20 +09:00
..
2021-12-02 22:21:20 +09:00