# Backend (Rust) - **Coding patterns**: MUST use the `rust-backend` skill when writing Rust code - **Validation**: `docs/validation.md` — which `cargo check` flags to use - **Enterprise**: `docs/enterprise.md` — EE file conventions and PR workflow - **DB schema**: `backend/summarized_schema.txt` - **API routes entry point**: `windmill-api/src/lib.rs` - **OpenAPI spec**: `windmill-api/openapi.yaml`