Update .gitignore with comprehensive React Native ignores

.gitignore

@@ -1,3 +1,110 @@
+# Dependencies
+node_modules/
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# React Native
+.expo/
+.expo-shared/
+
+# Production
+/build/
+
+# Misc
+.DS_Store
+*.pem
+
+# Debug
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# Local env files
+.env*.local
+
+# Vercel
+.vercel
+
+# TypeScript
+*.tsbuildinfo
+next-env.d.ts
+
+# IDEs and editors
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# OS
+.DS_Store
+Thumbs.db
+
+# Android
+android/app/build/
+android/build/
+*.keystore
+*.jks
+
+# iOS
+ios/build/
+ios/Pennyzo.xcodeproj/xcuserdata/
+ios/Pennyzo.xcodeproj/project.xcworkspace/xcuserdata/
+
+# Gradle
+.gradle/
+gradle.properties
+
+# CocoaPods
+ios/Pods/
+
+# Temporary files
+*.tmp
+*.temp
+
+# Logs
+logs/
+*.log
+
+# Metro
+.metro/
+
+# Test coverage
+coverage/
+
+# Jest
+jest/
+
+# Ruby (if using CocoaPods or Fastlane)
+.bundle/
+vendor/bundle/
+
+# Xcode
+*.xcuserdatad
+*.xcscmblueprint
+
+# Android Studio
+*.iml
+.idea/
+*.hprof
+
+# Fastlane
+fastlane/report.xml
+fastlane/Preview.html
+fastlane/screenshots/
+fastlane/test_output/
+
+# Expo
+.expo/
+.expo-shared/
+
+# EAS Build
+.eas/
+
+# Sentry
+.sentryclirc
+
 # OSX
 #
 .DS_Store