Stability improvements and better date management! 🛡️📅

This update focuses on fixing bugs and ensuring your entries are always reliable.

Key Features:

• 🔧 Image Picker Improvements: Fixed issues with image selection on Android
• 🌍 Japanese Language Update: Improved Japanese translations (thanks @iljinjung!)
• 📅 Date Editing Fix: Resolved issues preventing date modifications
• 💾 Event Database Backup: Event data is now included in cloud backups
• 🛡️ Better Error Handling: Improved stability and crash prevention