Got error Error: Input required and not supplied: hostname, failing action

cannot use (*medianProvider)(nil) (value of type *medianProvider) as "github.com/smartcontractkit/chainlink-relay/pkg/types".MedianProvider value in variable declaration: *medianProvider does not implement "github.com/smartcontractkit/chainlink-relay/pkg/types".MedianProvider (missing method ChainReader)

Process completed with exit code 2.

The following actions uses node12 which is deprecated and will be forced to run on node16: cachix/install-nix-action@d64e0553100205688c0fb2fa16edb0fc8663c590. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/