[0001] Use MADR for architectural decision records
Adopt the Markdown Architectural Decision Records (MADR) format for documenting architectural decisions in this project.
Architecture Decision Records (ADRs)
[0002] SSO Authentication Strategy
Architectural decision for implementing Single Sign-On (SSO) authentication in the journey tracking REST API
[0003] OAuth2/OIDC Provider Selection
Selection of specific OAuth2/OpenID Connect identity providers for SSO authentication in the journey tracking API
[0004] Session Management
Selection of session management strategy for maintaining user authentication state in the journey tracking API
[0005] Account Linking Strategy for Multiple OAuth2/OIDC Providers
Strategy for allowing users to link multiple OAuth2/OIDC provider identities (Google, Facebook, Apple) to a single user account.
[0006] API Development Tech Stack Selection
Selection of the technology stack for building the REST API backend, including programming language, framework, and core libraries.
[0007] User Registration
Technical solution for implementing user registration flow via OAuth2/OIDC providers