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_47.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={
-b3P(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.YO(v,u)
+b3Z(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.bob(u)
+v.r=A.boo(u)
 return u},
-bmS(d,e){var y
+bn4(d,e){var y
 A:{if("timePicker.hours"===e){y="Uaireanta"
 break A}if("timePicker.minutes"===e){y="N\xf3im\xe9id"
 break A}if("timePicker.seconds"===e){y="Soicind\xed"
@@ -23,38 +23,38 @@ break A}if("input.selectAll"===e){y="Roghnaigh uile"
 break A}if("keyboardToolbar.done"===e){y="D\xe9anta"
 break A}y=null
 break A}return y},
-bob(d){return new A.aT8(d)},
-YO:function YO(d,e){var _=this
+boo(d){return new A.aTg(d)},
+YS:function YS(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aO8:function aO8(){},
-aT8:function aT8(d){this.a=d},
-a9P:function a9P(){}}
+aOe:function aOe(){},
+aTg:function aTg(d){this.a=d},
+a9T:function a9T(){}}
 B=c[0]
 A=a.updateHolder(c[26],A)
-A.YO.prototype={
+A.YS.prototype={
 h(d,e){var y=this.r.a4(e)
 return y==null?this.a.a4(e):y},
 gb4(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aO8()}return x},
+x=y.z=new A.aOe()}return x},
 gb9(){return this.r}}
-A.aO8.prototype={
+A.aOe.prototype={
 gbh(){return"Gearr"},
 gbg(){return"C\xf3ipe\xe1il"},
 gbi(){return"Greamaigh"},
 gbe(){return"Roghnaigh uile"}}
-A.a9P.prototype={}
+A.a9T.prototype={}
 var z=a.updateTypes([])
-A.aT8.prototype={
-$1(d){return A.bmS(this.a,d)},
+A.aTg.prototype={
+$1(d){return A.bn4(this.a,d)},
 $S:2};(function inheritance(){var y=a.mixin,x=a.inherit
-x(A.a9P,B.a_)
-x(A.YO,A.a9P)
-x(A.aO8,B.aZ)
-x(A.aT8,B.aR)
-y(A.a9P,B.aX)})()
-B.b3(b.typeUniverse,JSON.parse('{"YO":{"a_":[]}}'))};
-(a=>{a["Amudbm38Or3lpY3MYHjE6Y7UIv0="]=a.current})($__dart_deferred_initializers__);
+x(A.a9T,B.a_)
+x(A.YS,A.a9T)
+x(A.aOe,B.aZ)
+x(A.aTg,B.aR)
+y(A.a9T,B.aX)})()
+B.b4(b.typeUniverse,JSON.parse('{"YS":{"a_":[]}}'))};
+(a=>{a["F5dwHY37pZ0bvf/MijGTwSdyKj4="]=a.current})($__dart_deferred_initializers__);