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_94.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={
-b2S(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.Z7(v,u)
-u.bd(d,w,e,w)
+b4r(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
+u=new A.Zp(v,u)
+u.bf(d,w,e,w)
 y=u.a
 x=v.r
 x.toString
 y.r=x
-v.r=A.blJ(u)
+v.r=A.bnv(u)
 return u},
-bkp(d,e){var y
+bmb(d,e){var y
 A:{if("timePicker.hours"===e){y="\u0db4\u0dd0\u0dba"
 break A}if("timePicker.minutes"===e){y="\u0db8\u0dd2\u0db1\u0dd2\u0dad\u0dca\u0dad\u0dd4"
 break A}if("timePicker.seconds"===e){y="\u0dad\u0dad\u0dca\u0db4\u0dbb"
@@ -23,38 +23,38 @@ break A}if("input.selectAll"===e){y="\u0dc3\u0dd2\u0dba\u0dbd\u0dca\u0dbd \u0dad
 break A}if("keyboardToolbar.done"===e){y="\u0dc3\u0dd2\u0daf\u0dd4 \u0dc0\u0dd2\u0dba"
 break A}y=null
 break A}return y},
-blJ(d){return new A.aR1(d)},
-Z7:function Z7(d,e){var _=this
+bnv(d){return new A.aSr(d)},
+Zp:function Zp(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aNj:function aNj(){},
-aR1:function aR1(d){this.a=d},
-a9Y:function a9Y(){}}
+aOJ:function aOJ(){},
+aSr:function aSr(d){this.a=d},
+aaq:function aaq(){}}
 B=c[0]
 A=a.updateHolder(c[65],A)
-A.Z7.prototype={
+A.Zp.prototype={
 h(d,e){var y=this.r.a4(e)
 return y==null?this.a.a4(e):y},
 gb4(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aNj()}return x},
-gb8(){return this.r}}
-A.aNj.prototype={
-gbg(){return"\u0d9a\u0db4\u0db1\u0dca\u0db1"},
-gbf(){return"\u0db4\u0dd2\u0da7\u0db4\u0dad\u0dca \u0d9a\u0dbb\u0db1\u0dca\u0db1"},
-gbh(){return"\u0d85\u0dbd\u0dc0\u0db1\u0dca\u0db1"},
-gbc(){return"\u0dc3\u0dd2\u0dba\u0dbd\u0dca\u0dbd \u0dad\u0ddd\u0dbb\u0db1\u0dca\u0db1"}}
-A.a9Y.prototype={}
+x=y.z=new A.aOJ()}return x},
+gb9(){return this.r}}
+A.aOJ.prototype={
+gbh(){return"\u0d9a\u0db4\u0db1\u0dca\u0db1"},
+gbg(){return"\u0db4\u0dd2\u0da7\u0db4\u0dad\u0dca \u0d9a\u0dbb\u0db1\u0dca\u0db1"},
+gbi(){return"\u0d85\u0dbd\u0dc0\u0db1\u0dca\u0db1"},
+gbe(){return"\u0dc3\u0dd2\u0dba\u0dbd\u0dca\u0dbd \u0dad\u0ddd\u0dbb\u0db1\u0dca\u0db1"}}
+A.aaq.prototype={}
 var z=a.updateTypes([])
-A.aR1.prototype={
-$1(d){return A.bkp(this.a,d)},
+A.aSr.prototype={
+$1(d){return A.bmb(this.a,d)},
 $S:2};(function inheritance(){var y=a.mixin,x=a.inherit
-x(A.a9Y,B.a_)
-x(A.Z7,A.a9Y)
-x(A.aNj,B.aZ)
-x(A.aR1,B.aQ)
-y(A.a9Y,B.aW)})()
-B.b3(b.typeUniverse,JSON.parse('{"Z7":{"a_":[]}}'))};
-(a=>{a["ifxr7HFEO6eIkX9/v1Td72+z0DI="]=a.current})($__dart_deferred_initializers__);
+x(A.aaq,B.a_)
+x(A.Zp,A.aaq)
+x(A.aOJ,B.aZ)
+x(A.aSr,B.aR)
+y(A.aaq,B.aX)})()
+B.b3(b.typeUniverse,JSON.parse('{"Zp":{"a_":[]}}'))};
+(a=>{a["xOIDMDOaBEJnDQ63MK1v5wDz/Js="]=a.current})($__dart_deferred_initializers__);