build: 构建生产版本

**前端构建:**
- Flutter Web 构建产物 (build/web)
- 包含主题修复和绿色对比度优化

**后端修改:**
- 添加 MyBatisPlusMetaObjectHandler (自动填充字段)
- 更新实体类、DTO、Controller
- 优化 Jackson 配置
- 更新 application-dev.yml

**构建信息:**
- Maven: monisuo-1.0.jar (41MB)
- Flutter: build/web (22.9s)
- 环境: prod

flutter_monisuo/build/web/main.dart.js_7.part.js

@@ -1,15 +1,15 @@
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+aY1(d,e,f){var y,x,w=null,v=new B.X(),u=new B.X()
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 u.b4(d,w,e,w)
 y=u.a
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-v.r=A.bhz(u)
+v.r=A.bhA(u)
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-bgf(d,e){var y
+bgg(d,e){var y
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@@ -23,7 +23,7 @@ break A}if("input.selectAll"===e){y="\u09b8\u0995\u09b2\u09cb \u09ac\u09be\u099b
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 break A}y=null
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-bhz(d){return new A.aNp(d)},
+bhA(d){return new A.aNp(d)},
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@@ -37,7 +37,7 @@ A=a.updateHolder(c[6],A)
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 return y==null?this.a.a2(e):y},
-gaX(){var y=this,x=y.z
+gaW(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
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 gb_(){return this.r}}
@@ -49,12 +49,12 @@ gb2(){return"\u09b8\u0995\u09b2\u09cb \u09ac\u09be\u099b\u0995"}}
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+x(A.aI6,B.aS)
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-(a=>{a["KHY9Ous8NTOJLVZy8SQh9SV7w7o="]=a.current})($__dart_deferred_initializers__);
+(a=>{a["ItYR5WdrhQk/pKL6NAsHiohdAUc="]=a.current})($__dart_deferred_initializers__);