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_52.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={
-b2k(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.YA(v,u)
-u.bd(d,w,e,w)
+b3U(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
+u=new A.YS(v,u)
+u.bf(d,w,e,w)
 y=u.a
 x=v.r
 x.toString
 y.r=x
-v.r=A.bmk(u)
+v.r=A.bo6(u)
 return u},
-bl0(d,e){var y
+bmN(d,e){var y
 A:{if("timePicker.hours"===e){y="\u0918\u0902\u091f\u0947"
 break A}if("timePicker.minutes"===e){y="\u092e\u093f\u0928\u091f"
 break A}if("timePicker.seconds"===e){y="\u0938\u0947\u0915\u0902\u0921"
@@ -23,38 +23,38 @@ break A}if("input.selectAll"===e){y="\u0938\u092d\u0940 \u091a\u0941\u0928\u0947
 break A}if("keyboardToolbar.done"===e){y="\u0939\u094b \u0917\u092f\u093e"
 break A}y=null
 break A}return y},
-bmk(d){return new A.aRD(d)},
-YA:function YA(d,e){var _=this
+bo6(d){return new A.aT2(d)},
+YS:function YS(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aMM:function aMM(){},
-aRD:function aRD(d){this.a=d},
-a9q:function a9q(){}}
+aOb:function aOb(){},
+aT2:function aT2(d){this.a=d},
+a9T:function a9T(){}}
 B=c[0]
 A=a.updateHolder(c[31],A)
-A.YA.prototype={
+A.YS.prototype={
 h(d,e){var y=this.r.a4(e)
 return y==null?this.a.a4(e):y},
 gb4(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aMM()}return x},
-gb8(){return this.r}}
-A.aMM.prototype={
-gbg(){return"\u0915\u093e\u091f\u0947\u0902"},
-gbf(){return"\u0915\u0949\u092a\u0940 \u0915\u0930\u0947\u0902"},
-gbh(){return"\u092a\u0947\u0938\u094d\u091f \u0915\u0930\u0947\u0902"},
-gbc(){return"\u0938\u092d\u0940 \u091a\u0941\u0928\u0947\u0902"}}
-A.a9q.prototype={}
+x=y.z=new A.aOb()}return x},
+gb9(){return this.r}}
+A.aOb.prototype={
+gbh(){return"\u0915\u093e\u091f\u0947\u0902"},
+gbg(){return"\u0915\u0949\u092a\u0940 \u0915\u0930\u0947\u0902"},
+gbi(){return"\u092a\u0947\u0938\u094d\u091f \u0915\u0930\u0947\u0902"},
+gbe(){return"\u0938\u092d\u0940 \u091a\u0941\u0928\u0947\u0902"}}
+A.a9T.prototype={}
 var z=a.updateTypes([])
-A.aRD.prototype={
-$1(d){return A.bl0(this.a,d)},
+A.aT2.prototype={
+$1(d){return A.bmN(this.a,d)},
 $S:2};(function inheritance(){var y=a.mixin,x=a.inherit
-x(A.a9q,B.a_)
-x(A.YA,A.a9q)
-x(A.aMM,B.aZ)
-x(A.aRD,B.aQ)
-y(A.a9q,B.aW)})()
-B.b3(b.typeUniverse,JSON.parse('{"YA":{"a_":[]}}'))};
-(a=>{a["RUMS7Mkkl4UOP6v2Gf5OSnyGk+Q="]=a.current})($__dart_deferred_initializers__);
+x(A.a9T,B.a_)
+x(A.YS,A.a9T)
+x(A.aOb,B.aZ)
+x(A.aT2,B.aR)
+y(A.a9T,B.aX)})()
+B.b3(b.typeUniverse,JSON.parse('{"YS":{"a_":[]}}'))};
+(a=>{a["vDRkQzrNrg5ntDSPHEtr4wbYUgU="]=a.current})($__dart_deferred_initializers__);