Protocol Buffers

When You Need This Skill

• Creating or editing .proto files
• Setting up buf.yaml or buf.gen.yaml
• Designing gRPC or Connect services
• Adding protovalidate constraints
• Troubleshooting buf lint or breaking change errors

Core Workflow

1. Match Project Style

Before writing proto code, review existing .proto files in the project. Match conventions for naming, field ordering, structural patterns, validation, and documentation style. If none exists, ask the user what style should be used or an existing library to emulate.

2. Write Proto Code