docker-compose Version is unspported

Describe the bug A clear and concise description of what the bug is. when execute docker-compose up, has some error:

ERROR: Version in "./docker-compose.yml" is unsupported. You might be seeing this error because you're using the wrong Compose file version. Either specify a supported version (e.g "2.2" or "3.3") and place your service definitions under the `services` key, or omit the `version` key and place your service definitions at the root of the file to use version 1.
For more on the Compose file format versions, see https://docs.docker.com/compose/compose-file/

To Reproduce Steps to reproduce the behavior:

1. cd docker
2. docker-compose up

Expected behavior A clear and concise description of what you expected to happen.

# docker-compose.yml
wrong
version: "v0.1.1" 

right
version: "3.3"

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Additional context Add any other context about the problem here.