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_50.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={
-b2i(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.Yy(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.bmm(u)
+v.r=A.bo8(u)
 return u},
-bl2(d,e){var y
+bmP(d,e){var y
 A:{if("timePicker.hours"===e){y="\u0a95\u0ab2\u0abe\u0a95"
 break A}if("timePicker.minutes"===e){y="\u0aae\u0abf\u0aa8\u0abf\u0a9f"
 break A}if("timePicker.seconds"===e){y="\u0ab8\u0ac7\u0a95\u0aa8\u0acd\u0aa1"
@@ -23,38 +23,38 @@ break A}if("input.selectAll"===e){y="\u0aac\u0aa7\u0ac1\u0a82 \u0aaa\u0ab8\u0a82
 break A}if("keyboardToolbar.done"===e){y="\u0aa5\u0a88 \u0a97\u0aaf\u0ac1\u0a82"
 break A}y=null
 break A}return y},
-bmm(d){return new A.aRF(d)},
-Yy:function Yy(d,e){var _=this
+bo8(d){return new A.aT4(d)},
+YQ:function YQ(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aMK:function aMK(){},
-aRF:function aRF(d){this.a=d},
-a9o:function a9o(){}}
+aO9:function aO9(){},
+aT4:function aT4(d){this.a=d},
+a9R:function a9R(){}}
 B=c[0]
 A=a.updateHolder(c[29],A)
-A.Yy.prototype={
+A.YQ.prototype={
 h(d,e){var y=this.r.a4(e)
 return y==null?this.a.a4(e):y},
 gb4(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aMK()}return x},
-gb8(){return this.r}}
-A.aMK.prototype={
-gbg(){return"\u0a95\u0abe\u0aaa\u0acb"},
-gbf(){return"\u0a95\u0ac9\u0aaa\u0abf \u0a95\u0ab0\u0acb"},
-gbh(){return"\u0aaa\u0ac7\u0ab8\u0acd\u0a9f \u0a95\u0ab0\u0acb"},
-gbc(){return"\u0aac\u0aa7\u0ac1\u0a82 \u0aaa\u0ab8\u0a82\u0aa6 \u0a95\u0ab0\u0acb"}}
-A.a9o.prototype={}
+x=y.z=new A.aO9()}return x},
+gb9(){return this.r}}
+A.aO9.prototype={
+gbh(){return"\u0a95\u0abe\u0aaa\u0acb"},
+gbg(){return"\u0a95\u0ac9\u0aaa\u0abf \u0a95\u0ab0\u0acb"},
+gbi(){return"\u0aaa\u0ac7\u0ab8\u0acd\u0a9f \u0a95\u0ab0\u0acb"},
+gbe(){return"\u0aac\u0aa7\u0ac1\u0a82 \u0aaa\u0ab8\u0a82\u0aa6 \u0a95\u0ab0\u0acb"}}
+A.a9R.prototype={}
 var z=a.updateTypes([])
-A.aRF.prototype={
-$1(d){return A.bl2(this.a,d)},
+A.aT4.prototype={
+$1(d){return A.bmP(this.a,d)},
 $S:2};(function inheritance(){var y=a.mixin,x=a.inherit
-x(A.a9o,B.a_)
-x(A.Yy,A.a9o)
-x(A.aMK,B.aZ)
-x(A.aRF,B.aQ)
-y(A.a9o,B.aW)})()
-B.b3(b.typeUniverse,JSON.parse('{"Yy":{"a_":[]}}'))};
-(a=>{a["4ewKgAvFRBeIUrBCloUBY9xtZZA="]=a.current})($__dart_deferred_initializers__);
+x(A.a9R,B.a_)
+x(A.YQ,A.a9R)
+x(A.aO9,B.aZ)
+x(A.aT4,B.aR)
+y(A.a9R,B.aX)})()
+B.b3(b.typeUniverse,JSON.parse('{"YQ":{"a_":[]}}'))};
+(a=>{a["5U7aunfva8JX8gLkFmA+EdonGjM="]=a.current})($__dart_deferred_initializers__);