feat: 메인화면 UI 구현

Dockerfile

README.md

android/app/build.gradle

android/build.gradle

android/settings.gradle

setup.sh

src/App.js

src/android/AndroidManifest.xml

src/assets/default-profile.png

src/components/DeepLinkHandler.js

src/components/LocationTracker.js

src/package.json

src/screens/ActivityScreen.js

src/screens/HomeScreen.js

src/screens/MyPageScreen.js

sync.sh