feat: 为划转页面账户卡片添加位置互换动画

- 移除按钮旋转动画，保持按钮静止
- 两个账户卡片（从/到）平滑互换位置
- 使用 AnimatedSwitcher + FadeTransition + SlideTransition
- 动画时长 300ms，easeOut 曲线
- 上方卡片向上滑出，下方卡片向下滑入
- 视觉效果更流畅自然

flutter_monisuo/build/web/main.dart.js_56.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={
-b3X(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.YW(v,u)
+b46(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
+u=new A.Z_(v,u)
 u.bf(d,w,e,w)
 y=u.a
 x=v.r
 x.toString
 y.r=x
-v.r=A.bo2(u)
+v.r=A.bof(u)
 return u},
-bmJ(d,e){var y
+bmW(d,e){var y
 A:{if("timePicker.hours"===e){y="\u053a\u0561\u0574"
 break A}if("timePicker.minutes"===e){y="\u0550\u0578\u057a\u0565"
 break A}if("timePicker.seconds"===e){y="\u054e\u0561\u0575\u0580\u056f\u0575\u0561\u0576"
@@ -23,38 +23,38 @@ break A}if("input.selectAll"===e){y="\u0538\u0576\u057f\u0580\u0565\u056c \u0562
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 break A}y=null
 break A}return y},
-bo2(d){return new A.aT_(d)},
-YW:function YW(d,e){var _=this
+bof(d){return new A.aT7(d)},
+Z_:function Z_(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aOg:function aOg(){},
-aT_:function aT_(d){this.a=d},
-a9X:function a9X(){}}
+aOm:function aOm(){},
+aT7:function aT7(d){this.a=d},
+aa0:function aa0(){}}
 B=c[0]
 A=a.updateHolder(c[34],A)
-A.YW.prototype={
+A.Z_.prototype={
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 gb4(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aOg()}return x},
+x=y.z=new A.aOm()}return x},
 gb9(){return this.r}}
-A.aOg.prototype={
+A.aOm.prototype={
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 gbi(){return"\u054f\u0565\u0572\u0561\u0564\u0580\u0565\u056c"},
 gbe(){return"\u0538\u0576\u057f\u0580\u0565\u056c \u0562\u0578\u056c\u0578\u0580\u0568"}}
-A.a9X.prototype={}
+A.aa0.prototype={}
 var z=a.updateTypes([])
-A.aT_.prototype={
-$1(d){return A.bmJ(this.a,d)},
+A.aT7.prototype={
+$1(d){return A.bmW(this.a,d)},
 $S:2};(function inheritance(){var y=a.mixin,x=a.inherit
-x(A.a9X,B.a_)
-x(A.YW,A.a9X)
-x(A.aOg,B.aZ)
-x(A.aT_,B.aR)
-y(A.a9X,B.aX)})()
-B.b3(b.typeUniverse,JSON.parse('{"YW":{"a_":[]}}'))};
-(a=>{a["BYuStohtMI+zNgc8xNtUccFWfCM="]=a.current})($__dart_deferred_initializers__);
+x(A.aa0,B.a_)
+x(A.Z_,A.aa0)
+x(A.aOm,B.aZ)
+x(A.aT7,B.aR)
+y(A.aa0,B.aX)})()
+B.b4(b.typeUniverse,JSON.parse('{"Z_":{"a_":[]}}'))};
+(a=>{a["tL3//UwMhQFFudzwWVkWWlJ7fos="]=a.current})($__dart_deferred_initializers__);