fix config not save

fix config not save

* fix camelName error

• fix camelName error

v1.4.4

build with flutter 3.0.5

v1.4.2

fix json format error

v1.4.1

• correct property and class name automatically(avoid keyword and special character).
• support nest list object merge
• add more friendly warning

Build with Flutter 2.8.0

1.Build with Flutter 2.8.0 2. add linux support

## 1.4.0

1.4.0

• Fix error when List is empty
• Add const ctor when properties are all final

Add copy method button

Add copy method button

v1.2.0

1.2.0
Add smart nullable to support when data is null, set it to nullable automatically
Support List format json

Add clone method

v1.1.0

Fix clone method