Remove duplicate packages

packages/MbetterClient-1.0.13-linux-x86_64-README.txt

-# MbetterClient v1.0.13
-
-Cross-platform multimedia client application
-
-## Installation
-
-1. Extract this package to your desired location
-2. Run the executable file
-3. The application will create necessary configuration files on first run
-
-## System Requirements
-
-- **Operating System**: Linux 6.12.15-amd64
-- **Architecture**: x86_64
-- **Memory**: 512 MB RAM minimum, 1 GB recommended
-- **Disk Space**: 100 MB free space
-
-## Configuration
-
-The application stores its configuration and database in:
-- **Windows**: `%APPDATA%\MbetterClient`
-- **macOS**: `~/Library/Application Support/MbetterClient`
-- **Linux**: `~/.config/MbetterClient`
-
-## Web Interface
-
-By default, the web interface is available at: http://localhost:5001
-
-Default login credentials:
-- Username: admin
-- Password: admin
-
-**Please change the default password after first login.**
-
-## Support
-
-For support and documentation, please visit: https://git.nexlab.net/mbetter/mbetterc
-
-## Version Information
-
-- Version: 1.0.13
-- Build Date: sissy
-- Platform: Linux-6.12.15-amd64-x86_64-with-glibc2.42