You have commit messages with errors ⧗ input: HUL-48 | Adding new icons for sledging qualities (And migration to TypeScript) (#50) * feat: add TypeScript support with incremental migration capability - Install TypeScript and essential type definitions (@types/react, @types/redux, etc.) - Add tsconfig.json with React/Redux configuration and path mapping - Update webpack config to handle .ts/.tsx files with ts-loader - Configure ESLint with TypeScript parser and plugins for .ts/.tsx files - Update Jest to support TypeScript testing with babel-jest - Add TypeScript preset to Babel configuration - Add type-check script to package.json for type validation - Update README.md with TypeScript migration guidelines - Maintain backward compatibility with existing .js/.jsx files * refactor: migrate Redux reducers and tests to TypeScript - Convert reducers/index.js to TypeScript with proper Redux Reducer types - Migrate test file from JS to TS with type-safe action definitions * feat: add centralized test utilities - Create test/testUtils.tsx with renderWithProviders helper - Move shared test utilities from inline definitions to dedicated module - Update Main.test.jsx to use centralized test utilities - Provide reusable Redux store and React Router setup for component testing * refactor: convert NotFound component to TypeScript - Convert NotFound.js to NotFound.tsx with proper TypeScript syntax - Modernize class component to functional component * fix: add TypeScript support to webpack configurations - Add ts-loader with transpileOnly option to cfg/dev.js for development builds - Add ts-loader with transpileOnly option to cfg/dist.js for production builds - Enables proper compilation of .ts and .tsx files in all webpack environments * refactor: convert ObservationItem to TypeScript with comprehensive test suite - Convert ObservationItem.js to ObservationItem.tsx with full TypeScript typing - Add comprehensive unit tests - Add UnitObservation interface in types.ts for proper typing - Use moment.js with Finnish locale for authentic date formatting * refactor: convert utils to TypeScript with comprehensive test suite - Convert utils.js to utils.ts with proper TypeScript typing - Add comprehensive unit tests * refactor: migrate UnitStatusSummary from JS to TypeScript - Convert UnitStatusSummary.js to UnitStatusSummary.tsx with proper TypeScript types - Add comprehensive test suite for UnitStatusSummary component - Update UnitMassEdit to use ObservationItem instead of legacy Observation component * refactor: convert Redux actions to TypeScript with comprehensive testing - Convert actions/index.js to TypeScript with proper typing - Create dedicated types.ts files for action-specific interfaces - Move ActionTypes constants to centralized constants.ts - Add comprehensive unit tests for all action creators * refactor: convert UnitDescriptiveStatusForm to TypeScript with comprehensive test suite - Migrate UnitDescriptiveStatusForm from JS class component to TS functional component - Add comprehensive unit tests - Fix unitId parameter type from string to number in enqueueObservation action - Update action type definitions to use consistent number types - Improve component logic with optional chaining and cleaner conditionals * refactor: convert municipal-services-client.js to TypeScript Rename municipal-services-client.js → municipalServicesClient.ts with full TypeScript conversion including proper type definitions, interfaces, and function overloads. Additional changes: - Consolidate type system by moving shared types to src/types.ts - Add comprehensive unit test suite - Update all import paths throughout codebase - Fix type inconsistencies in UnitObservation.value handling - Add API_URL environment variable setup for tests * refactor: convert UnitDetails component to TypeScript - Convert UnitDetails.js to UnitDetails.tsx with full type safety - Add proper TypeScript interfaces for component props - Export ObservableProperty and ObservablePropertyPanel components with types - Fix Redux selector performance issue