Update README.md

mayneyao · web-flow · commit 350504db29b9 · 2021-07-09T18:01:01.000+08:00
diff --git a/README.md b/README.md
@@ -1,4 +1,4 @@
-> ⚠️ 请参考[迁移指南](https://github.com/vikadata/vika.py/blob/master/docs/upgrade-to-v1.md) 从 0.1.x 升级至 1.x 版本，旧版本我们将不再维护!
+> ⚠️ 请参考[迁移指南](https://github.com/vikadata/vika.py/blob/master/docs/upgrade_to_v1.md) 从 0.1.x 升级至 1.x 版本，旧版本我们将不再维护!
 
 ![vika.py](https://socialify.git.ci/vikadata/vika.py/image?description=1&descriptionEditable=Vika%20is%20a%20API-based%20SaaS%20database%20platform%20for%20users%20and%20developers%20here%27s%20Python%20SDK%20for%20integration.&font=Inter&forks=1&issues=1&language=1&logo=https%3A%2F%2Fs1.vika.cn%2Fspace%2F2020%2F09%2F04%2F9fcd0d98c2c74274840fcde3341d5164&owner=1&pattern=Circuit%20Board&pulls=1&stargazers=1&theme=Light)
 

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`@@ -1,4 +1,4 @@`
`1`		`-> ⚠️ 请参考[迁移指南](https://github.com/vikadata/vika.py/blob/master/docs/upgrade-to-v1.md) 从 0.1.x 升级至 1.x 版本，旧版本我们将不再维护!`
	`1`	`+> ⚠️ 请参考[迁移指南](https://github.com/vikadata/vika.py/blob/master/docs/upgrade_to_v1.md) 从 0.1.x 升级至 1.x 版本，旧版本我们将不再维护!`
`2`	`2`
`3`	`3`	`![vika.py](https://socialify.git.ci/vikadata/vika.py/image?description=1&descriptionEditable=Vika%20is%20a%20API-based%20SaaS%20database%20platform%20for%20users%20and%20developers%20here%27s%20Python%20SDK%20for%20integration.&font=Inter&forks=1&issues=1&language=1&logo=https%3A%2F%2Fs1.vika.cn%2Fspace%2F2020%2F09%2F04%2F9fcd0d98c2c74274840fcde3341d5164&owner=1&pattern=Circuit%20Board&pulls=1&stargazers=1&theme=Light)`
`4`	`4`