• Added voice mixing, allowing multiple voices to be combined into a single “Mixed Voice”, a feature mentioned by @PulsarFTW in #1. Special thanks to @jborza for making this possible through his contributions in #5.
• Added profile system to voice mixer, allowing users to create and manage multiple voice profiles.
• Improvements in the voice mixer, mostly for organizing controls and enhancing user experience.
• Added icons for flags and genders in the GUI, making it easier to identify different options.
• Improved the content and chapter extraction process for EPUB files, ensuring better handling of various structures.
• Switched to platformdirs for determining the correct desktop path, instead of using old methods.
• Fixed preview voices was not using GPU acceleration, which was causing performance issues.
• Improvements in code and documentation.