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_63.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={
-b2r(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.YH(v,u)
-u.bd(d,w,e,w)
+b40(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
+u=new A.YZ(v,u)
+u.bf(d,w,e,w)
 y=u.a
 x=v.r
 x.toString
 y.r=x
-v.r=A.bmc(u)
+v.r=A.bnZ(u)
 return u},
-bkT(d,e){var y
+bmF(d,e){var y
 A:{if("timePicker.hours"===e){y="\u6642"
 break A}if("timePicker.minutes"===e){y="\u5206"
 break A}if("timePicker.seconds"===e){y="\u79d2"
@@ -23,38 +23,38 @@ break A}if("input.selectAll"===e){y="\u3059\u3079\u3066\u9078\u629e"
 break A}if("keyboardToolbar.done"===e){y="\u5b8c\u4e86"
 break A}y=null
 break A}return y},
-bmc(d){return new A.aRv(d)},
-YH:function YH(d,e){var _=this
+bnZ(d){return new A.aSV(d)},
+YZ:function YZ(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aMT:function aMT(){},
-aRv:function aRv(d){this.a=d},
-a9x:function a9x(){}}
+aOi:function aOi(){},
+aSV:function aSV(d){this.a=d},
+aa_:function aa_(){}}
 B=c[0]
 A=a.updateHolder(c[38],A)
-A.YH.prototype={
+A.YZ.prototype={
 h(d,e){var y=this.r.a4(e)
 return y==null?this.a.a4(e):y},
 gb4(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aMT()}return x},
-gb8(){return this.r}}
-A.aMT.prototype={
-gbg(){return"\u30ab\u30c3\u30c8"},
-gbf(){return"\u30b3\u30d4\u30fc"},
-gbh(){return"\u30da\u30fc\u30b9\u30c8"},
-gbc(){return"\u3059\u3079\u3066\u9078\u629e"}}
-A.a9x.prototype={}
+x=y.z=new A.aOi()}return x},
+gb9(){return this.r}}
+A.aOi.prototype={
+gbh(){return"\u30ab\u30c3\u30c8"},
+gbg(){return"\u30b3\u30d4\u30fc"},
+gbi(){return"\u30da\u30fc\u30b9\u30c8"},
+gbe(){return"\u3059\u3079\u3066\u9078\u629e"}}
+A.aa_.prototype={}
 var z=a.updateTypes([])
-A.aRv.prototype={
-$1(d){return A.bkT(this.a,d)},
+A.aSV.prototype={
+$1(d){return A.bmF(this.a,d)},
 $S:2};(function inheritance(){var y=a.mixin,x=a.inherit
-x(A.a9x,B.a_)
-x(A.YH,A.a9x)
-x(A.aMT,B.aZ)
-x(A.aRv,B.aQ)
-y(A.a9x,B.aW)})()
-B.b3(b.typeUniverse,JSON.parse('{"YH":{"a_":[]}}'))};
-(a=>{a["0JemPqxAVWDpITni/vTrmTa/0gU="]=a.current})($__dart_deferred_initializers__);
+x(A.aa_,B.a_)
+x(A.YZ,A.aa_)
+x(A.aOi,B.aZ)
+x(A.aSV,B.aR)
+y(A.aa_,B.aX)})()
+B.b3(b.typeUniverse,JSON.parse('{"YZ":{"a_":[]}}'))};
+(a=>{a["rbNXKJJfv6U6u8MvkFaFG+dwaCA="]=a.current})($__dart_deferred_initializers__);