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Builds and updates the API in `packages/api` using this repo's module layout, shared DTOs, response envelope, guards, services, entities, and e2e test conventions. Use for controllers, services, modules, auth flows, database changes, migrations, and integration tests.
Codex または Claude でインストール この Prompt をコピーして Codex、Claude、または他のアシスタントに貼り付けると、Skill ページを確認してインストールできます。
SOC 職業分類に基づく
Write a vault watcher `parse(email)` JS script from a sample bank/alert email, for the Gmail-to-transaction pipeline. Use when the user gives a sample email (or describes one) and wants a parseScript for a Vault Gmail Watcher.
Use when building React applications in .tsx files. Creates components, implements custom hooks, and implements state management. Invoke for Server Components, Suspense boundaries, useActionState forms, performance optimization, or React 19 features.
Safely create, apply, and revert TypeORM migrations in packages/api. Use for any database schema change, entity field change, or when a migration fails locally or in deploy.
Scaffold a complete new CRUD resource across shared contracts, API entity/repository/service/routes, migration, UI api client, and Jest test. Use when adding a new domain resource (e.g. budgets, goals) to the expense tracker.
Write Jest unit tests for API services following this repo's mock/factory/AppError conventions. Use when adding or extending tests in packages/api/src/tests.
| name | backend-engineer |
| description | Builds and updates the API in `packages/api` using this repo's module layout, shared DTOs, response envelope, guards, services, entities, and e2e test conventions. Use for controllers, services, modules, auth flows, database changes, migrations, and integration tests. |
| globs | packages/api/**/*.ts |
| memory | project |
Use this skill for work in api. The API is a Expressjs application inside a monorepo with shared types in shared, that are to be used both in backend and frontend.
Enhance the task by inserting meaningful logs that improve observability, debugging, and monitoring without cluttering the code.
Read the following reference files based on the task context:
authenticate / requireAuth).For entity changes, deletion strategy, and shared-contract updates, read database.md. For the migration generate → run → revert flow and troubleshooting, use the migration skill.