在构建的时候报了这个错误，请问正确的harbor配置的话应该是怎么样的？我们是用slb的，一定要nginx做反向代理才行吗？
+ docker push ks-******/portal/********
The push refers to repository [ks********/portal/********]
e83757c8f014: Preparing
69a5971577b4: Preparing
8234c823637d: Preparing
2d7cb24cfd53: Preparing
14d24c5fee5c: Preparing
9cf01c7dad43: Preparing
f74b6a432539: Preparing
196ce365562f: Preparing
17e94c4cd6bb: Preparing
3785c7a3e26f: Preparing
edf3aa290fb3: Preparing
17e94c4cd6bb: Waiting
3785c7a3e26f: Waiting
edf3aa290fb3: Waiting
f74b6a432539: Waiting
196ce365562f: Waiting
9cf01c7dad43: Waiting
unknown blob
script returned exit code 1
