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_107.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={
-b4D(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.ZC(v,u)
+b4N(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
+u=new A.ZG(v,u)
 u.bf(d,w,e,w)
 y=u.a
 x=v.r
 x.toString
 y.r=x
-v.r=A.boe(u)
+v.r=A.bor(u)
 return u},
-bmV(d,e){var y
+bn7(d,e){var y
 A:{if("timePicker.hours"===e){y="\u0633\u0627\u0626\u06d5\u062a"
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 break A}if("timePicker.seconds"===e){y="\u0633\u06d0\u0643\u06c7\u0646\u062a"
@@ -23,38 +23,38 @@ break A}if("input.selectAll"===e){y="\u06be\u06d5\u0645\u0645\u0649\u0646\u0649
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 break A}y=null
 break A}return y},
-boe(d){return new A.aTb(d)},
-ZC:function ZC(d,e){var _=this
+bor(d){return new A.aTj(d)},
+ZG:function ZG(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aOX:function aOX(){},
-aTb:function aTb(d){this.a=d},
-aaD:function aaD(){}}
+aP2:function aP2(){},
+aTj:function aTj(d){this.a=d},
+aaH:function aaH(){}}
 B=c[0]
 A=a.updateHolder(c[77],A)
-A.ZC.prototype={
+A.ZG.prototype={
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 gb4(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aOX()}return x},
+x=y.z=new A.aP2()}return x},
 gb9(){return this.r}}
-A.aOX.prototype={
+A.aP2.prototype={
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 gbi(){return"\u0686\u0627\u067e\u0644\u0627"},
 gbe(){return"\u06be\u06d5\u0645\u0645\u0649\u0646\u0649 \u062a\u0627\u0644\u0644\u0627"}}
-A.aaD.prototype={}
+A.aaH.prototype={}
 var z=a.updateTypes([])
-A.aTb.prototype={
-$1(d){return A.bmV(this.a,d)},
+A.aTj.prototype={
+$1(d){return A.bn7(this.a,d)},
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-x(A.aaD,B.a_)
-x(A.ZC,A.aaD)
-x(A.aOX,B.aZ)
-x(A.aTb,B.aR)
-y(A.aaD,B.aX)})()
-B.b3(b.typeUniverse,JSON.parse('{"ZC":{"a_":[]}}'))};
-(a=>{a["A6e62KQt6C2ZXv7bBbnBgwK/BwU="]=a.current})($__dart_deferred_initializers__);
+x(A.aaH,B.a_)
+x(A.ZG,A.aaH)
+x(A.aP2,B.aZ)
+x(A.aTj,B.aR)
+y(A.aaH,B.aX)})()
+B.b4(b.typeUniverse,JSON.parse('{"ZG":{"a_":[]}}'))};
+(a=>{a["xITJifgHjUoh/3FDbJl9CJCvSXs="]=a.current})($__dart_deferred_initializers__);