Add initial iOS project structure for Vegas Blackjack

- Created SplashScreenBackground image asset with multiple scales.
- Added image file for SplashScreenBackground.
- Initialized Info.plist with essential app configuration.
- Created SplashScreen storyboard for launch screen design.
- Added Expo.plist for update configurations.
- Created bridging header for Swift compatibility.
- Added entitlements for in-app payments.
- Implemented main entry point for the application.
- Added a placeholder Swift file for native module compatibility.

android/app/proguard-rules.pro

@@ -0,0 +1,14 @@
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in /usr/local/Cellar/android-sdk/24.3.3/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# react-native-reanimated
+-keep class com.swmansion.reanimated.** { *; }
+-keep class com.facebook.react.turbomodule.** { *; }
+
+# Add any project specific keep options here: