Nextjs Payment Webhook

Resolve a Next.js SaaS public API and payment webhook from repository and request evidence.

Generated example

This page is generated from evaluations/scenarios/nextjs-payment-webhook.yaml. The scenario YAML remains the executable source of truth.

Request

Implement a public API payment webhook for this full-stack SaaS.

Repository evidence

package.json

{"private": true, "dependencies": {"next": "15", "react": "19"}}

app/page.tsx

export default function Page() {}

Expected resolution

Resolution layer	Expected
Profile	fullstack-web-application
Modifiers	public-api, security-sensitive
Language adapters	typescript
Framework adapters	nextjs, react

Normalized context

artifact_type: fullstack-application
architecture_authority: incremental-improvement
exposure:
- external-integration
constraints:
  security: high

Skill modes

Item	Expected
api-and-compatibility	external-api
contracts-and-errors	safety-critical

Conflict decisions

Item	Expected
static-types-vs-runtime-validation	require-runtime-validation

Significant decisions

• preserve-public-contracts
• enforce-trust-boundaries

Principles under test

• parse-dont-validate
• idempotency
• cqrs
• yagni

Forbidden outcomes

• trust client declarations

Scenario source

schema_version: 0.10.0
id: nextjs-payment-webhook
description: Resolve a Next.js SaaS public API and payment webhook from repository
  and request evidence.
input:
  request: Implement a public API payment webhook for this full-stack SaaS.
  repository_signals:
    package.json: '{"private": true, "dependencies": {"next": "15", "react": "19"}}

      '
    app/page.tsx: export default function Page() {}
expected:
  context:
    artifact_type: fullstack-application
    architecture_authority: incremental-improvement
    exposure:
    - external-integration
    constraints:
      security: high
  profile: fullstack-web-application
  modifiers:
  - public-api
  - security-sensitive
  language_adapters:
  - typescript
  framework_adapters:
  - nextjs
  - react
  significant_decisions:
  - preserve-public-contracts
  - enforce-trust-boundaries
  skill_modes:
    api-and-compatibility: external-api
    contracts-and-errors: safety-critical
  conflicts:
    static-types-vs-runtime-validation: require-runtime-validation
forbidden:
- trust client declarations
principles_under_test:
- parse-dont-validate
- idempotency
- cqrs
- yagni