fswitch 1.2.1

An interesting switch component.

1.2.1

• [feature] 适配空安全（Null Safety）
• [feature] SDK 约束放宽至 >=2.12.0 <4.0.0，可运行于 Dart 3
• [fix] 修复示例工程测试的空安全编译错误

1.1.0

• Support shadow

• Support configuration Slider decoration

• Improve interactivity

• Optimization function

1.1.1

• Upgrade configuration

1.1.2

• Upgrade configuration