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_81.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={
-b4f(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.Ze(v,u)
+b4p(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
+u=new A.Zi(v,u)
 u.bf(d,w,e,w)
 y=u.a
 x=v.r
 x.toString
 y.r=x
-v.r=A.bnJ(u)
+v.r=A.bnW(u)
 return u},
-bmp(d,e){var y
+bmC(d,e){var y
 A:{if("timePicker.hours"===e){y="\u1014\u102c\u101b\u102e"
 break A}if("timePicker.minutes"===e){y="\u1019\u102d\u1014\u1005\u103a"
 break A}if("timePicker.seconds"===e){y="\u1005\u1000\u1039\u1000\u1014\u1037\u103a"
@@ -23,38 +23,38 @@ break A}if("input.selectAll"===e){y="\u1021\u102c\u1038\u101c\u102f\u1036\u1038\
 break A}if("keyboardToolbar.done"===e){y="\u1015\u103c\u102e\u1038\u1015\u103c\u102e"
 break A}y=null
 break A}return y},
-bnJ(d){return new A.aSG(d)},
-Ze:function Ze(d,e){var _=this
+bnW(d){return new A.aSO(d)},
+Zi:function Zi(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aOz:function aOz(){},
-aSG:function aSG(d){this.a=d},
-aaf:function aaf(){}}
+aOF:function aOF(){},
+aSO:function aSO(d){this.a=d},
+aaj:function aaj(){}}
 B=c[0]
 A=a.updateHolder(c[53],A)
-A.Ze.prototype={
+A.Zi.prototype={
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 return y==null?this.a.a4(e):y},
 gb4(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aOz()}return x},
+x=y.z=new A.aOF()}return x},
 gb9(){return this.r}}
-A.aOz.prototype={
+A.aOF.prototype={
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 gbi(){return"\u1000\u1030\u1038\u1011\u100a\u1037\u103a"},
 gbe(){return"\u1021\u102c\u1038\u101c\u102f\u1036\u1038\u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a"}}
-A.aaf.prototype={}
+A.aaj.prototype={}
 var z=a.updateTypes([])
-A.aSG.prototype={
-$1(d){return A.bmp(this.a,d)},
+A.aSO.prototype={
+$1(d){return A.bmC(this.a,d)},
 $S:2};(function inheritance(){var y=a.mixin,x=a.inherit
-x(A.aaf,B.a_)
-x(A.Ze,A.aaf)
-x(A.aOz,B.aZ)
-x(A.aSG,B.aR)
-y(A.aaf,B.aX)})()
-B.b3(b.typeUniverse,JSON.parse('{"Ze":{"a_":[]}}'))};
-(a=>{a["vZ3rxhzVlklIE8LwEdjMiwfJGPQ="]=a.current})($__dart_deferred_initializers__);
+x(A.aaj,B.a_)
+x(A.Zi,A.aaj)
+x(A.aOF,B.aZ)
+x(A.aSO,B.aR)
+y(A.aaj,B.aX)})()
+B.b4(b.typeUniverse,JSON.parse('{"Zi":{"a_":[]}}'))};
+(a=>{a["4DFzMLvn+yoXmvMoPYJaKt3ww6Q="]=a.current})($__dart_deferred_initializers__);