widgets/button/button library

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

voice_copilot package

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