feat: 백엔드 없이 실행 가능한 로컬 샘플 환경 추가 - #3

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4, actions/setup-node@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

React Hook useCallback has an unnecessary dependency: 'settings'. Either exclude it or remove the dependency array

React Hook useCallback has an unnecessary dependency: 'settings'. Either exclude it or remove the dependency array

React Hook useCallback has a missing dependency: 'setCharacterDetail'. Either include it or remove the dependency array

React Hook useCallback has a missing dependency: 'setCharacterDetail'. Either include it or remove the dependency array

React Hook useCallback has an unnecessary dependency: 'broadcastStartedAt'. Either exclude it or remove the dependency array

React Hook useEffect has missing dependencies: 'appearance', 'character', and 'characterInfo'. Either include them or remove the dependency array

The 'overlayEmotionImageMap' conditional could make the dependencies of useEffect Hook (at line 474) change on every render. Move it inside the useEffect callback. Alternatively, wrap the initialization of 'overlayEmotionImageMap' in its own useMemo() Hook