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Author SHA1 Message Date
3f187f1ede
Feature: Server-driven auth method discovery + OIDC-only enforcement
Backend:
- New AUTH_PASSWORD_ENABLED flag (default true). When false, email/password
  registration and login return 403; the server enforces OIDC-only login.
- New OIDC_GENERIC_DISPLAY_NAME so the app can show 'Authentik'/'Keycloak'
  instead of a generic 'OIDC' label.
- New public endpoint GET /api/config returns which auth methods the
  server offers (password_enabled + per-provider OIDC capabilities).
  No auth required, so the login screen can query it before logging in.
- .env.example and docker-compose.yml expose the new env vars.

App:
- DTOs + MitbringslApi.getServerConfig() for /api/config.
- AuthViewModel: new 'connect' flow. The user enters the server URL,
  taps 'Verbinden', and the app fetches /api/config. The returned
  ServerAuthConfig drives which login options are shown:
    * password-only -> email/password form
    * OIDC-only     -> OIDC token form
    * both          -> toggle between the two
  If the server offers no method, a clear error is shown.
- AuthScreen: split into ConnectView (server URL) and LoginView (the
  login form matching the server's capabilities). The mode toggle only
  appears when the server offers more than one method.
2026-08-06 10:28:12 +02:00
a5ef8cf3ba
Backend Phase B (2/2): OIDC auth + config validation
- internal/auth/oidc.go: OIDCService mit go-oidc v3
  - id_token-Verifikation via JWKS (Signatur, iss, aud, exp)
  - Provider-Caching (sync.Map, lazy init per Issuer-URL)
  - Unterstützt Google + Generic OIDC
- internal/auth/user.go: GetByOIDCSubject + CreateOIDCUser
  (find-or-create via (oidc_issuer, oidc_subject))
- internal/httpapi/auth.go: POST /auth/oidc Handler
  (id_token verifiziern → find-or-create User → issueSession)
- internal/httpapi/api.go: /auth/oidc Route verdrahtet
- internal/config/config.go: OIDC-Validierung
  (enabled → client_id + issuer Pflicht)
- go.mod/go.sum: go-oidc/v3 + oauth2 Abhängigkeiten
- AGENTS.md: Phase B vollständig als erledigt markiert

Verifiziert: E2E gegen lokalen Mock-IdP (Discovery → JWKS →
signiertes id_token → User angelegt → 2. Login gleicher User →
tampered Token → 401). Alle Fehlerpfade geprüft.

go build ./... && go vet ./... && go test ./internal/auth/... 
2026-08-05 19:45:00 +02:00
2899eb205b
Backend Phase A: foundation, migrations, Docker setup
- Go backend skeleton: config (caarlos0/env), slog JSON logging,
  pgxpool store, HTTP server with graceful shutdown.
- httpapi: render helpers, Problem errors, middleware chain
  (requestID / logging / recover / CORS), /healthz and /readyz.
- Migrations: full initial schema (users, sessions, lists,
  list_members, items, op_log SOURCE OF TRUTH, item_names) +
  golang-migrate runner binary using source/iofs (embedded).
- Docker: multi-stage Dockerfile (Go 1.26 -> distroless nonroot),
  builds both server and migrate binaries.
- deploy: docker-compose (caddy + backend + migrate + postgres:16),
  Caddyfile (auto-HTTPS), .env.example, pg extensions init script.
- AGENTS.md: project context + roadmap for AI agents.

Verified: image builds, both binaries run in container (smoke test).
2026-08-05 15:14:37 +02:00