export const featuresContent = `# LiveStore Features: Production-Ready Local-First Data LiveStore provides battle-tested primitives for building collaborative, offline-capable applications with the reliability and performance of modern distributed systems. ## 🏠 Local-First Architecture ### Offline-First Operation - **Zero Latency**: All operations execute against local SQLite database - **Offline Capable**: Full application functionality without network connectivity - **Network Resilient**: Graceful degradation during connectivity issues - **Background Sync**: Automatic synchronization when network becomes available ### Immediate Consistency - **Optimistic Updates**: UI updates immediately on user action - **Rollback on Conflict**: Automatic rollback and retry on merge conflicts - **Causal Consistency**: Operations maintain causal ordering across replicas ## 🔄 Event-Driven Synchronization ### Conflict-Free Event Model \`\`\`typescript // Events designed for conflict-free merging const events = { todoCreated: Events.synced({ name: 'v1.TodoCreated', schema: Schema.Struct({ id: Schema.String, // Deterministic ordering createdAt: Schema.Date, // Timestamp for LWW resolution position: Schema.Number // Fractional indexing for reordering }) }) } \`\`\` ### Sophisticated Merge Strategies - **Last-Write-Wins**: Timestamp-based conflict resolution - **Semantic Merging**: Application-specific merge logic - **Operational Transform**: Real-time collaborative text editing - **CRDT Integration**: Conflict-free replicated data types ### Incremental Synchronization - **Delta Sync**: Only transmit changes since last synchronization - **Vector Clocks**: Efficient causal dependency tracking - **Merkle Trees**: Efficient integrity verification - **Batch Optimization**: Multiple events in single network round-trip ## 📊 Reactive Query Engine ### Real-Time Reactivity \`\`\`typescript // Queries automatically update when underlying data changes const activeTodos$ = queryDb( tables.todos .select() .where({ completed: false, deletedAt: null }) .orderBy('position'), { label: 'activeTodos' } ) \`\`\` ### Advanced Query Capabilities - **Joins & Aggregations**: Full SQL expressiveness - **Reactive Subscriptions**: Automatic UI updates on data changes - **Query Optimization**: SQLite query planner with B-tree indexes - **Prepared Statements**: Cached query compilation for performance ### Framework Integrations - **React**: \`useLiveQuery()\` hook for reactive components - **Vue**: Composables for reactive data binding - **Solid**: Reactive primitives integration - **Svelte**: Store-based reactive updates ## 🔐 End-to-End Type Safety ### Schema-First Development \`\`\`typescript // Type safety from database to UI const todoSchema = State.SQLite.table({ name: 'todos', columns: { id: State.SQLite.text({ primaryKey: true }), title: State.SQLite.text(), completed: State.SQLite.boolean() } }) // Fully typed queries type Todo = typeof todoSchema.select.Type // { id: string, title: string, completed: boolean } \`\`\` ### Runtime Validation - **Schema Validation**: All events validated against Effect schemas - **Migration Safety**: Type-safe schema evolution - **Parse Don't Validate**: Schema types flow through entire application ## 🌐 Multi-Platform Support ### Web Platform - **Origin Private File System**: Persistent storage in modern browsers - **SharedWorker**: Cross-tab synchronization and resource sharing - **IndexedDB Fallback**: Compatibility with older browsers - **Service Worker**: Background synchronization ### Node.js Platform - **File System Storage**: Native SQLite database files - **Cluster Coordination**: Multi-process synchronization - **HTTP/WebSocket Sync**: Flexible transport protocols - **Background Jobs**: Scheduled synchronization tasks ### Mobile Platforms (Expo/React Native) - **Native SQLite**: Platform-optimized database performance - **Background Sync**: Synchronization during app backgrounding - **Push Notifications**: Real-time update notifications - **Secure Storage**: Encrypted local data storage ## 🚀 Performance & Scalability ### Query Performance - **Sub-millisecond Queries**: Local SQLite performance - **Efficient Indexing**: Automatic index recommendations - **Result Set Streaming**: Large datasets loaded incrementally - **Query Result Caching**: Expensive computations cached ### Memory Management - **Lazy Loading**: Data loaded on-demand - **Connection Pooling**: Database connections efficiently reused - **Event Log Compaction**: Periodic snapshots prevent unbounded growth - **Garbage Collection**: Automatic cleanup of obsolete data ### Network Optimization - **Compression**: Event payloads compressed for transmission - **Request Batching**: Multiple operations in single request - **Connection Pooling**: HTTP/WebSocket connections reused - **Exponential Backoff**: Intelligent retry strategies ## 🏗️ Developer Experience ### Testing & Debugging \`\`\`typescript // Built-in testing utilities const testStore = createTestStore(schema) // Deterministic event replay for testing await testStore.replay([ events.todoCreated({ id: '1', title: 'Test todo' }), events.todoCompleted({ id: '1' }) ]) \`\`\` ### Developer Tools - **Event Inspector**: Real-time event log visualization - **Query Profiler**: Performance analysis for slow queries - **Sync Monitor**: Network synchronization health dashboard - **Schema Explorer**: Interactive database schema browsing ### Production Monitoring - **Distributed Tracing**: Event propagation across replicas - **Performance Metrics**: Query latency and throughput monitoring - **Error Tracking**: Comprehensive error reporting and alerting - **Health Checks**: Automated system health verification ## 🔒 Security & Privacy ### Data Protection - **End-to-End Encryption**: Client-side encryption before transmission - **Event Signatures**: Cryptographic integrity verification - **Access Control**: Fine-grained permission system - **Audit Logging**: Comprehensive security event logging ### Privacy by Design - **Local Data Control**: Users maintain complete data ownership - **Selective Sync**: Fine-grained control over data sharing - **Data Minimization**: Only sync necessary data - **GDPR Compliance**: Built-in privacy compliance features LiveStore combines the reliability of traditional databases with the performance and user experience of local-first applications, enabling you to build applications that users love while maintaining the technical rigor of distributed systems.`