v0.2.0

Changed

• Migrated entire codebase from JavaScript to TypeScript
• Added Lit decorators (@CustomElement, @Property, @State) replacing static properties
• Centralized type system with typed interfaces (CardConfig, SensorData, HomeAssistant)
• Added typescript-eslint support to ESLint configuration

Added

• TypeScript strict mode with typed sensor registry and card configuration
• Shared ha/types.ts module for Home Assistant type definitions