public Builder addError(ToShapeId errorShapeId) {
            errors.get().add(errorShapeId.toShapeId());
            return this;
        }
Adds an error to the service that is implicitly bound to every operation
within the closure of the service.

@param errorShapeId Error shape ID to add.
@return Returns the builder.
smithy-model/src/main/java/software/amazon/smithy/model/shapes/ServiceShape.java