Backend Service Patterns - Go/Echo/pgx for laneweaverTMS

When to Use This Skill

• Implementing new API endpoints (handlers)
• Adding business logic (services)
• Writing database queries (repositories)
• Creating models and DTOs
• Handling transactions
• Building complex filters with QueryBuilder
• Adding validation logic
• Documenting APIs with OpenAPI 3.0 / Swagger annotations

Layered Architecture