| context | Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| github.com/golang/protobuf/proto | Package proto provides functionality for handling protocol buffer messages. |
| github.com/google/cel-spec/tools/celrpc | |
| google.golang.org/genproto/googleapis/api/expr/v1alpha1 | |
| google.golang.org/genproto/googleapis/rpc/status | |
| google.golang.org/grpc/codes | Package codes defines the canonical error codes used by gRPC. |
| google.golang.org/grpc/status | Package status implements errors returned by gRPC. |
| testing | Package testing provides support for automated testing of Go packages. |