CheckAllScopesPresenceUnaryInterceptor checks if the context contains all specified scopes.

CheckAnyScopePresenceUnaryInterceptor checks if the context contains at least one of the specified scopes.

GetMetadataValue retrieves the value of a specified key from the metadata of a gRPC context.

LoggingUnaryInterceptor returns a gRPC unary interceptor that logs all incoming gRPC calls.

MetadataUnaryInterceptor sets values passed by the gateway from the gRPC metadata into the context.

NewTLSConfig initializes a new TransportCredentials instance based on the files located in the provided tlsDir directory.