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Next.js 15 + Cloudflare Workers + @vspo-lab/api client. Result-type error handling, OpenAPI-generated client, feature-based architecture.
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Based on SOC occupation classification
Next.js 15 Pages Router frontend development. Feature-based + Container/Presenter pattern, MUI v7 + Emotion CSS-in-JS.
Build API client tests with Vitest and MockHandler. Validate OpenAPI contract compliance with table-driven tests and minimal mocks.
PR/code review based on architecture rules. Detects violations of UseCase implementation rules, Result type, and JSDoc conventions.
Create a conventional commit. No Co-Authored-By trailer.
Design tokens (OKLch), color palette, typography, UI patterns, accessibility (WCAG 2.2).
Update docs/domain alongside feature additions and spec changes, maintaining a history of specification decisions.
| name | Backend Development |
| description | Next.js 15 + Cloudflare Workers + @vspo-lab/api client. Result-type error handling, OpenAPI-generated client, feature-based architecture. |
packages/api/, packages/errors/, packages/dayjs/, or packages/logging/@vspo-lab/api (VSPOApi) for all external API callsResult<T, AppError> — no try-catchz.infer<typeof schema>)@vspo-lab/dayjs for all date/time operations — no raw Datedocs/backend/server-architecture.md - Next.js 15 on Cloudflare Workers, VSPOApi client, Result type, mock systemdocs/backend/function-documentation.md - JSDoc conventions (preconditions, postconditions)docs/backend/pr-guidelines.md - PR guidelines (current state, problem, implementation)docs/backend/datetime-handling.md - UTC-first date handling with @vspo-lab/dayjs