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_105.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={
-b31(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.Zh(v,u)
-u.bd(d,w,e,w)
+b4B(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
+u=new A.Zz(v,u)
+u.bf(d,w,e,w)
 y=u.a
 x=v.r
 x.toString
 y.r=x
-v.r=A.bmO(u)
+v.r=A.boA(u)
 return u},
-blu(d,e){var y
+bng(d,e){var y
 A:{if("timePicker.hours"===e){y="Oras"
 break A}if("timePicker.minutes"===e){y="Minuto"
 break A}if("timePicker.seconds"===e){y="Segundo"
@@ -23,38 +23,38 @@ break A}if("input.selectAll"===e){y="Piliin lahat"
 break A}if("keyboardToolbar.done"===e){y="Tapos na"
 break A}y=null
 break A}return y},
-bmO(d){return new A.aS6(d)},
-Zh:function Zh(d,e){var _=this
+boA(d){return new A.aTw(d)},
+Zz:function Zz(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aNt:function aNt(){},
-aS6:function aS6(d){this.a=d},
-aa7:function aa7(){}}
+aOT:function aOT(){},
+aTw:function aTw(d){this.a=d},
+aaA:function aaA(){}}
 B=c[0]
 A=a.updateHolder(c[75],A)
-A.Zh.prototype={
+A.Zz.prototype={
 h(d,e){var y=this.r.a4(e)
 return y==null?this.a.a4(e):y},
 gb4(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aNt()}return x},
-gb8(){return this.r}}
-A.aNt.prototype={
-gbg(){return"Gupitin"},
-gbf(){return"Kopyahin"},
-gbh(){return"I-paste"},
-gbc(){return"Piliin lahat"}}
-A.aa7.prototype={}
+x=y.z=new A.aOT()}return x},
+gb9(){return this.r}}
+A.aOT.prototype={
+gbh(){return"Gupitin"},
+gbg(){return"Kopyahin"},
+gbi(){return"I-paste"},
+gbe(){return"Piliin lahat"}}
+A.aaA.prototype={}
 var z=a.updateTypes([])
-A.aS6.prototype={
-$1(d){return A.blu(this.a,d)},
+A.aTw.prototype={
+$1(d){return A.bng(this.a,d)},
 $S:2};(function inheritance(){var y=a.mixin,x=a.inherit
-x(A.aa7,B.a_)
-x(A.Zh,A.aa7)
-x(A.aNt,B.aZ)
-x(A.aS6,B.aQ)
-y(A.aa7,B.aW)})()
-B.b3(b.typeUniverse,JSON.parse('{"Zh":{"a_":[]}}'))};
-(a=>{a["0DOTGB8FSaWfS598Ik2xGu41cmM="]=a.current})($__dart_deferred_initializers__);
+x(A.aaA,B.a_)
+x(A.Zz,A.aaA)
+x(A.aOT,B.aZ)
+x(A.aTw,B.aR)
+y(A.aaA,B.aX)})()
+B.b3(b.typeUniverse,JSON.parse('{"Zz":{"a_":[]}}'))};
+(a=>{a["B0TOQiqJxc4sBA7L5zM0GvhWd4I="]=a.current})($__dart_deferred_initializers__);