0.6.8

if cpus not exist return default value (#52)

* add default num if cpu key not exist

* update version

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Co-authored-by: zhurenzhu.zrz <zhurenzhu.zrz@alibaba-inc.com>

0.6.7

Update composer.json 0.6.7

0.6.6

fix: avoid conflict constants (#49)

0.6.5

Bump 0.6.5, support https (#48)

0.6.4

Support CredentialsProvider

0.6.3

change version