widgets/button/button library

1. voice_copilot package
2. documentation
3. widgets/button/button.dart

voice_copilot package

1. Libraries
2. models/transcript/main
3. services/calibration
4. services/encoder/main
5. services/record
6. voice_copilot
7. voice_copilot_method_channel
8. voice_copilot_platform_interface
9. widgets/button/button
10. widgets/button/large_button
11. widgets/default_popup/main