fix: 修复复制地址提示层级问题，改用 toast 提示

- 创建统一的 ToastUtils 工具类
- 使用 BotToast.showCustomText 确保显示在所有弹窗之上
- 更新三处复制地址的代码使用新的 toast 方案
- 添加阴影效果提升视觉层次
- 支持成功/错误/警告等多种提示类型

flutter_monisuo/build/web/main.dart.js_76.part.js

@@ -1,15 +1,15 @@
 ((a,b)=>{a[b]=a[b]||{}})(self,"$__dart_deferred_initializers__")
 $__dart_deferred_initializers__.current=function(a,b,c,$){var B,A={
-b2B(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.YR(v,u)
-u.bd(d,w,e,w)
+b4a(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
+u=new A.Z8(v,u)
+u.bf(d,w,e,w)
 y=u.a
 x=v.r
 x.toString
 y.r=x
-v.r=A.bm1(u)
+v.r=A.bnO(u)
 return u},
-bkI(d,e){var y
+bmu(d,e){var y
 A:{if("timePicker.hours"===e){y="\u0427\u0430\u0441\u043e\u0432\u0438"
 break A}if("timePicker.minutes"===e){y="\u041c\u0438\u043d\u0443\u0442\u0438"
 break A}if("timePicker.seconds"===e){y="\u0421\u0435\u043a\u0443\u043d\u0434\u0438"
@@ -23,38 +23,38 @@ break A}if("input.selectAll"===e){y="\u0418\u0437\u0431\u0435\u0440\u0438 \u0441
 break A}if("keyboardToolbar.done"===e){y="\u0413\u043e\u0442\u043e\u0432\u043e"
 break A}y=null
 break A}return y},
-bm1(d){return new A.aRk(d)},
-YR:function YR(d,e){var _=this
+bnO(d){return new A.aSK(d)},
+Z8:function Z8(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aN2:function aN2(){},
-aRk:function aRk(d){this.a=d},
-a9H:function a9H(){}}
+aOs:function aOs(){},
+aSK:function aSK(d){this.a=d},
+aa9:function aa9(){}}
 B=c[0]
 A=a.updateHolder(c[48],A)
-A.YR.prototype={
+A.Z8.prototype={
 h(d,e){var y=this.r.a4(e)
 return y==null?this.a.a4(e):y},
 gb4(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aN2()}return x},
-gb8(){return this.r}}
-A.aN2.prototype={
-gbg(){return"\u0418\u0441\u0435\u0447\u0438"},
-gbf(){return"\u041a\u043e\u043f\u0438\u0440\u0430\u0458"},
-gbh(){return"\u0417\u0430\u043b\u0435\u043f\u0438"},
-gbc(){return"\u0418\u0437\u0431\u0435\u0440\u0438 \u0441\xe8"}}
-A.a9H.prototype={}
+x=y.z=new A.aOs()}return x},
+gb9(){return this.r}}
+A.aOs.prototype={
+gbh(){return"\u0418\u0441\u0435\u0447\u0438"},
+gbg(){return"\u041a\u043e\u043f\u0438\u0440\u0430\u0458"},
+gbi(){return"\u0417\u0430\u043b\u0435\u043f\u0438"},
+gbe(){return"\u0418\u0437\u0431\u0435\u0440\u0438 \u0441\xe8"}}
+A.aa9.prototype={}
 var z=a.updateTypes([])
-A.aRk.prototype={
-$1(d){return A.bkI(this.a,d)},
+A.aSK.prototype={
+$1(d){return A.bmu(this.a,d)},
 $S:2};(function inheritance(){var y=a.mixin,x=a.inherit
-x(A.a9H,B.a_)
-x(A.YR,A.a9H)
-x(A.aN2,B.aZ)
-x(A.aRk,B.aQ)
-y(A.a9H,B.aW)})()
-B.b3(b.typeUniverse,JSON.parse('{"YR":{"a_":[]}}'))};
-(a=>{a["PT3B004EdvRnYZ7TnE4CY2ejRbc="]=a.current})($__dart_deferred_initializers__);
+x(A.aa9,B.a_)
+x(A.Z8,A.aa9)
+x(A.aOs,B.aZ)
+x(A.aSK,B.aR)
+y(A.aa9,B.aX)})()
+B.b3(b.typeUniverse,JSON.parse('{"Z8":{"a_":[]}}'))};
+(a=>{a["iJOi9Uz9jnZOc4Cu2pWHjcZ4pRk="]=a.current})($__dart_deferred_initializers__);