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-# Environment configuration
-All RoadRunner workers will inherit the system configuration available for the parent server process. In addition, you can
-customize the set of env variables to be passed to your workers using part `env` of `.rr` configuration file.
-
-```yaml
-server:
- command: "php worker.php"
- env:
- key: value
-```
-
-> All keys will be automatically uppercased!
-
-### Default ENV values
-RoadRunner provides set of ENV values to help the PHP process to identify how to properly communicate with the server.
-
-Key | Description
---- | ---
-RR_MODE | Identifies what mode worker should work with ("http", "temporal")
-RR_RPC | Contains RPC connection address when enabled.
-RR_RELAY | "pipes" or "tcp://...", depends on server relay configuration.