What does "unknown eslint jest/globals environment key" mean?

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This error message indicates that there is an issue with the configuration of the eslint and jest/globals environment. The environment key is not recognized, which may cause unexpected behaviors or errors in the code. It's important to check the configuration file and ensure that all the values are correct and up-to-date. Alternatively, it could be a bug in the eslint or jest/globals module that needs to be reported and fixed.