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_102.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={
-b2Z(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.Ze(v,u)
-u.bd(d,w,e,w)
+b4y(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
+u=new A.Zw(v,u)
+u.bf(d,w,e,w)
 y=u.a
 x=v.r
 x.toString
 y.r=x
-v.r=A.blC(u)
+v.r=A.bno(u)
 return u},
-bki(d,e){var y
+bm4(d,e){var y
 A:{if("timePicker.hours"===e){y="\u0bae\u0ba3\u0bbf"
 break A}if("timePicker.minutes"===e){y="\u0ba8\u0bbf\u0bae\u0bbf\u0b9f\u0b99\u0bcd\u0b95\u0bb3\u0bcd"
 break A}if("timePicker.seconds"===e){y="\u0bb5\u0bbf\u0ba8\u0bbe\u0b9f\u0bbf\u0b95\u0bb3\u0bcd"
@@ -23,38 +23,38 @@ break A}if("input.selectAll"===e){y="\u0b85\u0ba9\u0bc8\u0ba4\u0bcd\u0ba4\u0bc8\
 break A}if("keyboardToolbar.done"===e){y="\u0bae\u0bc1\u0b9f\u0bbf\u0ba8\u0bcd\u0ba4\u0ba4\u0bc1"
 break A}y=null
 break A}return y},
-blC(d){return new A.aQV(d)},
-Ze:function Ze(d,e){var _=this
+bno(d){return new A.aSk(d)},
+Zw:function Zw(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aNq:function aNq(){},
-aQV:function aQV(d){this.a=d},
-aa4:function aa4(){}}
+aOQ:function aOQ(){},
+aSk:function aSk(d){this.a=d},
+aax:function aax(){}}
 B=c[0]
 A=a.updateHolder(c[72],A)
-A.Ze.prototype={
+A.Zw.prototype={
 h(d,e){var y=this.r.a4(e)
 return y==null?this.a.a4(e):y},
 gb4(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aNq()}return x},
-gb8(){return this.r}}
-A.aNq.prototype={
-gbg(){return"\u0bb5\u0bc6\u0b9f\u0bcd\u0b9f\u0bc1"},
-gbf(){return"\u0ba8\u0b95\u0bb2\u0bc6\u0b9f\u0bc1"},
-gbh(){return"\u0b92\u0b9f\u0bcd\u0b9f\u0bc1"},
-gbc(){return"\u0b85\u0ba9\u0bc8\u0ba4\u0bcd\u0ba4\u0bc8\u0baf\u0bc1\u0bae\u0bcd \u0ba4\u0bc7\u0bb0\u0bcd\u0ba8\u0bcd\u0ba4\u0bc6\u0b9f\u0bc1"}}
-A.aa4.prototype={}
+x=y.z=new A.aOQ()}return x},
+gb9(){return this.r}}
+A.aOQ.prototype={
+gbh(){return"\u0bb5\u0bc6\u0b9f\u0bcd\u0b9f\u0bc1"},
+gbg(){return"\u0ba8\u0b95\u0bb2\u0bc6\u0b9f\u0bc1"},
+gbi(){return"\u0b92\u0b9f\u0bcd\u0b9f\u0bc1"},
+gbe(){return"\u0b85\u0ba9\u0bc8\u0ba4\u0bcd\u0ba4\u0bc8\u0baf\u0bc1\u0bae\u0bcd \u0ba4\u0bc7\u0bb0\u0bcd\u0ba8\u0bcd\u0ba4\u0bc6\u0b9f\u0bc1"}}
+A.aax.prototype={}
 var z=a.updateTypes([])
-A.aQV.prototype={
-$1(d){return A.bki(this.a,d)},
+A.aSk.prototype={
+$1(d){return A.bm4(this.a,d)},
 $S:2};(function inheritance(){var y=a.mixin,x=a.inherit
-x(A.aa4,B.a_)
-x(A.Ze,A.aa4)
-x(A.aNq,B.aZ)
-x(A.aQV,B.aQ)
-y(A.aa4,B.aW)})()
-B.b3(b.typeUniverse,JSON.parse('{"Ze":{"a_":[]}}'))};
-(a=>{a["0G3BEc3DQOFIXEb24hQET5PmF/w="]=a.current})($__dart_deferred_initializers__);
+x(A.aax,B.a_)
+x(A.Zw,A.aax)
+x(A.aOQ,B.aZ)
+x(A.aSk,B.aR)
+y(A.aax,B.aX)})()
+B.b3(b.typeUniverse,JSON.parse('{"Zw":{"a_":[]}}'))};
+(a=>{a["470oZAxJnsBmxKLw4/KKNSq8UqI="]=a.current})($__dart_deferred_initializers__);