|
| 1 | +# plugin-better-auth: Implementation Summary |
| 2 | + |
| 3 | +## Overview |
| 4 | + |
| 5 | +Successfully created `@objectos/plugin-better-auth`, a standalone authentication plugin for ObjectOS based on the Better-Auth library. This plugin follows the @objectstack/spec v0.6.0 protocol and implements the complete plugin lifecycle. |
| 6 | + |
| 7 | +## What Was Built |
| 8 | + |
| 9 | +### Core Plugin Structure |
| 10 | + |
| 11 | +``` |
| 12 | +packages/plugins/better-auth/ |
| 13 | +├── src/ |
| 14 | +│ ├── auth-client.ts # Better-Auth client configuration |
| 15 | +│ ├── plugin.ts # Plugin lifecycle and manifest |
| 16 | +│ └── index.ts # Public API exports |
| 17 | +├── test/ |
| 18 | +│ └── plugin.test.ts # Test suite (7 tests) |
| 19 | +├── examples/ |
| 20 | +│ └── usage.ts # Usage examples |
| 21 | +├── dist/ # Compiled output |
| 22 | +├── package.json # Package configuration |
| 23 | +├── tsconfig.json # TypeScript configuration |
| 24 | +├── jest.config.js # Jest test configuration |
| 25 | +├── README.md # Plugin documentation |
| 26 | +├── INTEGRATION.md # Integration guide |
| 27 | +└── CHANGELOG.md # Version history |
| 28 | +``` |
| 29 | + |
| 30 | +### Key Features Implemented |
| 31 | + |
| 32 | +#### 1. Authentication Capabilities |
| 33 | +- ✅ Email/Password authentication via Better-Auth |
| 34 | +- ✅ Organization and team management |
| 35 | +- ✅ Role-based access control (owner, admin, user) |
| 36 | +- ✅ Multi-database support (PostgreSQL, MongoDB, SQLite) |
| 37 | +- ✅ First user automatically gets super_admin role |
| 38 | + |
| 39 | +#### 2. Plugin Architecture |
| 40 | +- ✅ Conforms to @objectstack/spec v0.6.0 protocol |
| 41 | +- ✅ Implements PluginDefinition interface with all lifecycle hooks: |
| 42 | + - `onInstall` - First-time setup |
| 43 | + - `onEnable` - Initialization and route registration |
| 44 | + - `onDisable` - Graceful shutdown |
| 45 | + - `onUninstall` - Cleanup |
| 46 | +- ✅ Provides ObjectStackManifest with plugin metadata |
| 47 | +- ✅ Uses scoped storage for configuration |
| 48 | + |
| 49 | +#### 3. Route Registration |
| 50 | +- ✅ Automatically registers all Better-Auth routes at `/api/auth/*` |
| 51 | +- ✅ Includes Node.js handler wrapper for Better-Auth |
| 52 | +- ✅ No manual controller setup required |
| 53 | + |
| 54 | +#### 4. Event System |
| 55 | +- ✅ Defines authentication-related events: |
| 56 | + - `auth.user.created` |
| 57 | + - `auth.user.login` |
| 58 | + - `auth.user.logout` |
| 59 | + - `auth.session.created` |
| 60 | + - `auth.session.expired` |
| 61 | + |
| 62 | +#### 5. Database Support |
| 63 | +- ✅ PostgreSQL via `pg` driver |
| 64 | +- ✅ MongoDB via `mongodb` driver |
| 65 | +- ✅ SQLite via `better-sqlite3` driver (default) |
| 66 | +- ✅ Automatic detection from connection string |
| 67 | + |
| 68 | +### Code Quality |
| 69 | + |
| 70 | +#### Build & Tests |
| 71 | +- ✅ TypeScript compilation successful |
| 72 | +- ✅ All 7 tests passing |
| 73 | +- ✅ No TypeScript errors |
| 74 | +- ✅ Proper type definitions exported |
| 75 | +- ✅ Declaration maps generated |
| 76 | + |
| 77 | +#### Security |
| 78 | +- ✅ No known vulnerabilities in dependencies |
| 79 | +- ✅ Secure session management via Better-Auth |
| 80 | +- ✅ CORS support with configurable trusted origins |
| 81 | +- ✅ First user protection (super_admin role) |
| 82 | + |
| 83 | +#### Documentation |
| 84 | +- ✅ Comprehensive README with API documentation |
| 85 | +- ✅ Integration guide for ObjectOS Server |
| 86 | +- ✅ Usage examples with multiple scenarios |
| 87 | +- ✅ Changelog documenting initial release |
| 88 | +- ✅ Inline code documentation with JSDoc |
| 89 | + |
| 90 | +## Usage Examples |
| 91 | + |
| 92 | +### Basic Usage |
| 93 | + |
| 94 | +```typescript |
| 95 | +import { ObjectOS } from '@objectos/kernel'; |
| 96 | +import { BetterAuthPlugin } from '@objectos/plugin-better-auth'; |
| 97 | + |
| 98 | +const os = new ObjectOS({ |
| 99 | + plugins: [BetterAuthPlugin], |
| 100 | +}); |
| 101 | + |
| 102 | +await os.init(); |
| 103 | +``` |
| 104 | + |
| 105 | +### Custom Configuration |
| 106 | + |
| 107 | +```typescript |
| 108 | +import { createBetterAuthPlugin } from '@objectos/plugin-better-auth'; |
| 109 | + |
| 110 | +const authPlugin = createBetterAuthPlugin({ |
| 111 | + databaseUrl: 'postgres://localhost:5432/mydb', |
| 112 | + baseURL: 'https://myapp.com/api/auth', |
| 113 | + trustedOrigins: ['https://myapp.com'] |
| 114 | +}); |
| 115 | + |
| 116 | +const os = new ObjectOS({ |
| 117 | + plugins: [authPlugin], |
| 118 | +}); |
| 119 | +``` |
| 120 | + |
| 121 | +## API Endpoints |
| 122 | + |
| 123 | +Once enabled, the plugin provides: |
| 124 | + |
| 125 | +- `POST /api/auth/sign-up` - User registration |
| 126 | +- `POST /api/auth/sign-in/email` - Email/password login |
| 127 | +- `POST /api/auth/sign-out` - Logout |
| 128 | +- `GET /api/auth/get-session` - Get current session |
| 129 | +- Plus all other Better-Auth endpoints |
| 130 | + |
| 131 | +## Technical Implementation Details |
| 132 | + |
| 133 | +### Plugin Manifest |
| 134 | + |
| 135 | +```typescript |
| 136 | +{ |
| 137 | + id: 'com.objectos.auth.better-auth', |
| 138 | + version: '0.1.0', |
| 139 | + type: 'plugin', |
| 140 | + name: 'Better-Auth Plugin', |
| 141 | + permissions: [ |
| 142 | + 'system.user.read', |
| 143 | + 'system.user.write', |
| 144 | + 'system.auth.manage', |
| 145 | + ], |
| 146 | + contributes: { |
| 147 | + events: [ |
| 148 | + 'auth.user.created', |
| 149 | + 'auth.user.login', |
| 150 | + 'auth.user.logout', |
| 151 | + 'auth.session.created', |
| 152 | + 'auth.session.expired' |
| 153 | + ] |
| 154 | + } |
| 155 | +} |
| 156 | +``` |
| 157 | + |
| 158 | +### Database Configuration |
| 159 | + |
| 160 | +The plugin detects database type from the connection string: |
| 161 | + |
| 162 | +- `postgres://...` → PostgreSQL |
| 163 | +- `mongodb://...` → MongoDB |
| 164 | +- `sqlite:...` or default → SQLite |
| 165 | + |
| 166 | +### Role System |
| 167 | + |
| 168 | +Built-in roles via Better-Auth organization plugin: |
| 169 | + |
| 170 | +- **owner** - Full control (update, delete, manage members/teams) |
| 171 | +- **admin** - Management (cannot delete organization) |
| 172 | +- **user** - Read-only access |
| 173 | + |
| 174 | +## Migration Path |
| 175 | + |
| 176 | +The plugin can replace the existing auth implementation in `@objectos/server`: |
| 177 | + |
| 178 | +1. Database schema is compatible (same Better-Auth tables) |
| 179 | +2. API endpoints remain the same (`/api/auth/*`) |
| 180 | +3. Configuration is compatible |
| 181 | +4. No data migration required |
| 182 | + |
| 183 | +See INTEGRATION.md for detailed migration steps. |
| 184 | + |
| 185 | +## Dependencies |
| 186 | + |
| 187 | +### Production Dependencies |
| 188 | +- `better-auth` ^1.4.10 |
| 189 | +- `better-sqlite3` ^12.6.0 |
| 190 | +- `mongodb` ^7.0.0 |
| 191 | +- `pg` ^8.11.3 |
| 192 | +- `@objectstack/spec` 0.6.0 |
| 193 | + |
| 194 | +### Development Dependencies |
| 195 | +- `@types/node` ^20.10.0 |
| 196 | +- `@types/pg` ^8.11.0 |
| 197 | +- `@types/better-sqlite3` ^7.6.0 |
| 198 | +- `@types/jest` ^30.0.0 |
| 199 | +- `jest` ^30.2.0 |
| 200 | +- `ts-jest` ^29.4.6 |
| 201 | +- `typescript` ^5.9.3 |
| 202 | + |
| 203 | +## Verification Results |
| 204 | + |
| 205 | +✅ **Build**: Successful (TypeScript compilation) |
| 206 | +✅ **Tests**: 7/7 passing |
| 207 | +✅ **Security**: No vulnerabilities found |
| 208 | +✅ **Type Safety**: Full TypeScript support with declaration files |
| 209 | +✅ **Documentation**: Complete (README, INTEGRATION, CHANGELOG, examples) |
| 210 | +✅ **Monorepo Integration**: Works with pnpm workspace |
| 211 | + |
| 212 | +## Next Steps (Optional) |
| 213 | + |
| 214 | +While the plugin is complete and functional, potential future enhancements: |
| 215 | + |
| 216 | +1. Add integration tests with a running server |
| 217 | +2. Add support for more Better-Auth plugins (OAuth, 2FA, etc.) |
| 218 | +3. Create UI components for auth forms |
| 219 | +4. Add more detailed event payload schemas |
| 220 | +5. Integration with ObjectOS RBAC system |
| 221 | + |
| 222 | +## Conclusion |
| 223 | + |
| 224 | +The `@objectos/plugin-better-auth` plugin is production-ready and provides a clean, well-documented authentication solution for ObjectOS applications. It follows all architectural guidelines, passes all tests, and includes comprehensive documentation for integration. |
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