### Component Cast ### Describe the feature you would like Support [Google Cloud KMS](https://cloud.google.com/security/products/security-key-management?hl=en) as an option for `cast wallet sign` as well as AWS KMS. It might use [alloy-signer-gcp](https://github.com/alloy-rs/alloy/tree/main/crates/signer-gcp). ### Additional context _No response_