Modernize Gradle Configuration, Dependencies, and Upgrade to Gradle 8.1.4

This pull request resolves build issues and modernizes the project's build system by:

• Upgrading Gradle to 8.1.4 and using the Kotlin DSL.
• Updating compile and target SDK versions to 34.
• Refreshing key dependencies, including AppCompat and Guava.
• Improving JNI libraries configuration and packaging options.
• Ensuring Kotlin Stdlib version consistency.

These changes enhance compatibility with the latest Android platform, improve build efficiency, and reduce the final APK size. They also leverage modern Gradle features for a more maintainable and optimized build process.

Considerations:

• Verify compatibility with the updated dependencies.
• Thoroughly test functionality across different devices.

Changes Made:

To be more specific, here's a summary of the changes:

• Gradle: Updated to 8.1.4, enabling new features and Kotlin DSL usage.
• SDK Versions: compileSdk and targetSdk are now 34 for latest Android support.
• Dependencies: AppCompat, Guava, and support design library updated for better compatibility.
• JNI Libraries: Improved configuration for proper packaging within the APK.
• Kotlin: Resolution strategy ensures consistent Kotlin Stdlib versions.
• Packaging: Optimized to reduce APK size and improve debug build efficiency.