release: internal release candidate (2025-10-02)

[demolaf]

Release 2025-10-02

Base Branch: version-10.0.0-dev
Target Branch: release/10.0.0-dev-internal

A1 — Core: FirebaseAuthUI Singleton & DI, PR #2215

• Add FirebaseAuthUI class with getInstance() methods and internal caching
• Support for default app via getInstance() with singleton pattern
• Support for multiple Firebase apps via getInstance(app)
• Add create(app, auth) for custom auth injection and multi-tenancy
• Thread-safe implementation using ConcurrentHashMap
• Comprehensive unit tests covering all singleton behaviors
• Tests verify caching, multi-app support, and custom auth injection

A2 — Core: Auth State & User Accessors, PR #2217

• Implement isSignedIn(), getCurrentUser(), and authStateFlow(): Flow to expose auth state and user.

A3 — Core: Sign-out & Delete, PR #2226

• Sign-out clears user; flow reflects change.
• Delete removes current account or surfaces reauth requirement.
• Cancellations map to AuthCancelledException.

C1 — Config: AuthUIConfiguration Model & Builder, PR #2216

• Add AuthUIConfiguration data class with all properties
• Implement authUIConfiguration DSL builder function
• Add AuthProvider, AuthUITheme, AuthUIStringProvider, and PasswordRule models
• Create comprehensive tests for default and custom configurations

C2 — Password Rules & Validators, PR #2218

• Added Email & Password Validator and FieldValidator interface
• EmailValidator & PasswordValidator tests covering validation logic, error state management, and integration with DefaultAuthUIStringProvider using real Android string resources.
• PasswordRule tests for each sub class

C3 — Localization: AuthUIStringProvider, PR #2221

• AuthUIStringProvider Interface - Defines contract for all user-facing authentication strings
• DefaultAuthUIStringProvider with full Android string resource integration
• Tests to validate locale override and default string provider when no custom string provider specified
• Robust error handling for unsupported locales and missing strings

T1 — Theming: AuthUITheme & ProviderStyle, PR #2224

• Provider buttons adopt brand styles.
• Typography/shapes configurable.
• Tests to validate AuthUITheme.Default is injected by default and fromMaterialTheme inherits clients MaterialTheme when AuthUITheme overridden

T2 — AuthProviderButton, PR #2228

• Reusable AuthProviderButton component with customizable styling
• Style override support - accepts custom ProviderStyle parameter to override default provider branding (colors, icons, elevation)
• Conditional icon rendering - displays provider icons only when available, gracefully handles missing icons with proper fallback behavior
• Comprehensive UI and unit tests covering provider style defaults and overrides.

E1 — AuthException Sealed Hierarchy, PR #2222

• Define exception types (Network, InvalidCredentials, UserNotFound, WeakPassword, EmailAlreadyInUse,
  TooManyRequests, MfaRequired, AccountLinkingRequired, AuthCancelled, Unknown) + mapper.

E2 — Error Recovery & Dialog, PR #2225

• ErrorRecoveryDialog composable with onRetry, onDismiss, optional onRecover; uses AuthUIStringProvider.

P1 — Provider Models (AuthProvider + concrete types), PR #2223

• Precondition validations for auth provider configurations including Google email scope warnings, Facebook dependency checks, and phone number format validation
• Provider-specific validation rules for email link settings, anonymous provider restrictions, and duplicate provider detection
• Tests for all auth provider validation scenarios and configuration edge cases