FastAPI Endpoint Builder When to use Use this skill when you need to: - Add new API endpoints to an existing FastAPI project - Build CRUD operations with proper validation and error handling - Set up authenticated endpoints with dependency injection - Create async database queries with SQLAlchemy 2.0 - Generate complete test coverage for API routes Phase 1: Explore (Plan Mode) Enter plan mode. Before writing any code, explore the existing project to understand: Project structure - Find the FastAPI app entry point ( , , or ) - Identify the router organization pattern (single file vs directory)…