Active eCommerce Seller App 3.0.0

Framework & Environment Upgrade
- Flutter Framework: Upgraded to Flutter SDK to 3.29.2.
- Upgraded Dart SDK to 3.7.0 for improved performance and language features.
- Upgraded Java runtime to version 21.
- Updated Gradle to version 8.10.2 for enhanced build performance.
- Migrated Groovy-based build scripts to Kotlin DSL for better maintainability and IDE support.
- Upgraded Kotlin to 2.1.0 for compatibility with the latest tools and features.

Code Quality Enhancements
- Refactored multiple widgets and services for better readability and performance.
- Added stricter type checking and improved null safety handling.
- Improved error handling and logging mechanisms throughout the app.
- Applied consistent naming conventions and removed unused code and imports.

Dependency Management
- Upgraded all Flutter and Dart packages to the latest stable versions.
- Removed outdated or unused packages.
- Ensured compatibility with latest Android and iOS versions.

- Target SDK Version: Updated to 34 for compatibility with the latest Android features and security standards.
- Minimum SDK Version: Set to 21, ensuring support for devices running Android 5.0 (Lollipop) and above.
- Flutter: Upgraded to 3.24.5 for enhanced performance, new features, and improved stability.
- Dart: Updated to 3.5.4, leveraging the latest language enhancements and optimizations.
- Dependencies: All dependencies have been updated to their latest stable versions for better reliability and compatibility.

Added Push Notification

Added POS (Point of Sale) option

no changelog for this version

- Add Digital Products section
- Bug fixing
- Chart fixing for last seven days sales in dashboard
- Some of previous values are shown in edit product page

- Add Auction Product option
- Maintenance mode has been added
- From now on, unverified sellers can log in and get the verification option.
- Bug Fixing
- Upload image issue is solved due to adding null safety
- Design issue is fixed for iOS devices.

- Upgraded Flutter version to 3.10.4 with null safety
- Now seller can registration from app
- From now seller can send verification form to admin
- Important bug fixing