Major project initialization and feature implementation: **Core Features:** - OPC UA client for Honeywell Experion HS R530 integration - Real-time data streaming and history data retrieval - Text-to-SQL query engine with TimeScaleDB - JSON-based node configuration system - SQLite database with migration support **Architecture:** - Clean architecture with Domain, Application, Infrastructure layers - ASP.NET Core Web API frontend - Web UI with real-time visualization - PKI-based OPC UA authentication (TLS) **Infrastructure Components:** - ExperionOpcClient: OPC UA connection management - ExperionRealtimeService: Real-time data streaming - ExperionHistoryService: Historical data queries - TextToSqlService: Natural language to SQL queries - SqlValidator: SQL injection prevention **Database:** - TimescaleDB integration (recommended) or SQLite fallback - Entity Framework Core with Extenstion methods - OPCTag, KeyValue tables for data storage **Security:** - Certificate-based OPC UA endpoint security - SSL/TLS encryption for database connections - Output param binding injection prevention **Testing:** - Unit tests for TextToSqlService and SqlValidator - Integration tests for Korean time range extraction See REVIEW_REQUEST.md for detailed code review information.
14 KiB
14 KiB