feat: 为划转页面切换按钮添加旋转动画

- 添加 180° 旋转动画效果
- 使用 CurvedAnimation 实现平滑过渡
- 动画时长 300ms，使用 easeInOut 曲线
- 提升用户体验，交互更流畅自然

flutter_monisuo/build/web/main.dart.js_7.part.js

@@ -1,7 +1,7 @@
 ((a,b)=>{a[b]=a[b]||{}})(self,"$__dart_deferred_initializers__")
 $__dart_deferred_initializers__.current=function(a,b,c,$){var B,A={
 b3v(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.Yt(v,u)
+u=new A.Yu(v,u)
 u.bf(d,w,e,w)
 y=u.a
 x=v.r
@@ -23,38 +23,38 @@ break A}if("input.selectAll"===e){y="\u09b8\u0995\u09b2\u09cb \u09ac\u09be\u099b
 break A}if("keyboardToolbar.done"===e){y="\u09b8\u09ae\u09cd\u09aa\u09a8\u09cd\u09a8"
 break A}y=null
 break A}return y},
-box(d){return new A.aTt(d)},
-Yt:function Yt(d,e){var _=this
+box(d){return new A.aTu(d)},
+Yu:function Yu(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aNN:function aNN(){},
-aTt:function aTt(d){this.a=d},
-a9u:function a9u(){}}
+aNP:function aNP(){},
+aTu:function aTu(d){this.a=d},
+a9v:function a9v(){}}
 B=c[0]
 A=a.updateHolder(c[6],A)
-A.Yt.prototype={
+A.Yu.prototype={
 h(d,e){var y=this.r.a4(e)
 return y==null?this.a.a4(e):y},
 gb4(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aNN()}return x},
+x=y.z=new A.aNP()}return x},
 gb9(){return this.r}}
-A.aNN.prototype={
+A.aNP.prototype={
 gbh(){return"\u0995\u09be\u099f"},
 gbg(){return"\u0995\u09aa\u09bf"},
 gbi(){return"\u09aa\u09c7\u09b7\u09cd\u099f"},
 gbe(){return"\u09b8\u0995\u09b2\u09cb \u09ac\u09be\u099b\u0995"}}
-A.a9u.prototype={}
+A.a9v.prototype={}
 var z=a.updateTypes([])
-A.aTt.prototype={
+A.aTu.prototype={
 $1(d){return A.bnd(this.a,d)},
 $S:2};(function inheritance(){var y=a.mixin,x=a.inherit
-x(A.a9u,B.a_)
-x(A.Yt,A.a9u)
-x(A.aNN,B.aZ)
-x(A.aTt,B.aR)
-y(A.a9u,B.aX)})()
-B.b3(b.typeUniverse,JSON.parse('{"Yt":{"a_":[]}}'))};
-(a=>{a["etqKj3Xo/wB+B/FQ3dyxyjLnrTA="]=a.current})($__dart_deferred_initializers__);
+x(A.a9v,B.a_)
+x(A.Yu,A.a9v)
+x(A.aNP,B.aZ)
+x(A.aTu,B.aR)
+y(A.a9v,B.aX)})()
+B.b3(b.typeUniverse,JSON.parse('{"Yu":{"a_":[]}}'))};
+(a=>{a["gDhVTwAgp1ooLJUvbcZIIhV/RSY="]=a.current})($__dart_deferred_initializers__);