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_108.part.js

@@ -1,15 +1,15 @@
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-aZ9(d,e,f){var y,x,w=null,v=new B.X(),u=new B.X()
+aZa(d,e,f){var y,x,w=null,v=new B.X(),u=new B.X()
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-v.r=A.bh5(u)
+v.r=A.bh6(u)
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-bfM(d,e){var y
+bfN(d,e){var y
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@@ -23,7 +23,7 @@ break A}if("input.selectAll"===e){y="\u0412\u0438\u0431\u0440\u0430\u0442\u0438
 break A}if("keyboardToolbar.done"===e){y="\u0413\u043e\u0442\u043e\u0432\u043e"
 break A}y=null
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-bh5(d){return new A.aMW(d)},
+bh6(d){return new A.aMW(d)},
 Xu:function Xu(d,e){var _=this
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@@ -37,7 +37,7 @@ A=a.updateHolder(c[78],A)
 A.Xu.prototype={
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-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"\u0412\u0438\u0431\u0440\u0430\u0442\u0438 \u0432\u0441\u0435"}}
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+x(A.aJf,B.aS)
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 B.aW(b.typeUniverse,JSON.parse('{"Xu":{"V":[]}}'))};
-(a=>{a["xflYl5m2neAOwl3NM5QI/pYUzzc="]=a.current})($__dart_deferred_initializers__);
+(a=>{a["ujmeTAqtdr4Y7IIesrxHMTBI3+o="]=a.current})($__dart_deferred_initializers__);