Architecture Decision Records

• Content service
• Frontend testing
  • Testing Frameworks
    • Jest with React Testing Framework
    • Cypress
    • Playwright
• Backend technologies
  • Java
  • Spring boot
  • Dapr
  • Keycloak
  • GraphQL
• Databases
  • Only SQL, no no SQL
  • Postgres
  • MinIO blob storage for media content
• Gamification Service
  • Context
  • Options Considered
    • A: Separate service per hexad type (e.g. AchieverService, PlayerService, …)
      • Pros:
      • Cons:
    • Option B: Separate Service per Gamification Element
      • Pros:
      • Cons:
    • Option C: Monolithic Service for All Gamification Elements (Chosen)
      • Pros:
      • Cons:
  • Decision
• Notification Service
  • Context
  • Options Considered
  • Decision - Option A
• Settings
  • Context
  • Options considered
  • Decision - Option A
• Frontend technologies
  • TypeScript
  • React
    • Next.js
    • Tailwind CSS
  • Svelte
  • Vue
• Design decision