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_1.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={
-b1T(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.Y8(v,u)
-u.bd(d,w,e,w)
+b3s(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
+u=new A.Yq(v,u)
+u.bf(d,w,e,w)
 y=u.a
 x=v.r
 x.toString
 y.r=x
-v.r=A.bmP(u)
+v.r=A.boB(u)
 return u},
-blv(d,e){var y
+bnh(d,e){var y
 A:{if("timePicker.hours"===e){y="Ure"
 break A}if("timePicker.minutes"===e){y="Minute"
 break A}if("timePicker.seconds"===e){y="Sekondes"
@@ -23,38 +23,38 @@ break A}if("input.selectAll"===e){y="Kies alles"
 break A}if("keyboardToolbar.done"===e){y="Klaar"
 break A}y=null
 break A}return y},
-bmP(d){return new A.aS7(d)},
-Y8:function Y8(d,e){var _=this
+boB(d){return new A.aTx(d)},
+Yq:function Yq(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aMk:function aMk(){},
-aS7:function aS7(d){this.a=d},
-a8Z:function a8Z(){}}
+aNK:function aNK(){},
+aTx:function aTx(d){this.a=d},
+a9r:function a9r(){}}
 B=c[0]
 A=a.updateHolder(c[3],A)
-A.Y8.prototype={
+A.Yq.prototype={
 h(d,e){var y=this.r.a4(e)
 return y==null?this.a.a4(e):y},
 gb4(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aMk()}return x},
-gb8(){return this.r}}
-A.aMk.prototype={
-gbg(){return"Knip"},
-gbf(){return"Kopieer"},
-gbh(){return"Plak"},
-gbc(){return"Kies alles"}}
-A.a8Z.prototype={}
+x=y.z=new A.aNK()}return x},
+gb9(){return this.r}}
+A.aNK.prototype={
+gbh(){return"Knip"},
+gbg(){return"Kopieer"},
+gbi(){return"Plak"},
+gbe(){return"Kies alles"}}
+A.a9r.prototype={}
 var z=a.updateTypes([])
-A.aS7.prototype={
-$1(d){return A.blv(this.a,d)},
+A.aTx.prototype={
+$1(d){return A.bnh(this.a,d)},
 $S:2};(function inheritance(){var y=a.mixin,x=a.inherit
-x(A.a8Z,B.a_)
-x(A.Y8,A.a8Z)
-x(A.aMk,B.aZ)
-x(A.aS7,B.aQ)
-y(A.a8Z,B.aW)})()
-B.b3(b.typeUniverse,JSON.parse('{"Y8":{"a_":[]}}'))};
-(a=>{a["yVssnPgSaSSx9oAI1rDfCLpWZvw="]=a.current})($__dart_deferred_initializers__);
+x(A.a9r,B.a_)
+x(A.Yq,A.a9r)
+x(A.aNK,B.aZ)
+x(A.aTx,B.aR)
+y(A.a9r,B.aX)})()
+B.b3(b.typeUniverse,JSON.parse('{"Yq":{"a_":[]}}'))};
+(a=>{a["VFXv5+9Y9u/5P5VDevTDdNYE0SA="]=a.current})($__dart_deferred_initializers__);