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_30.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={
 b3F(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.YD(v,u)
+u=new A.YE(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="V\xe6lg alt"
 break A}if("keyboardToolbar.done"===e){y="F\xe6rdig"
 break A}y=null
 break A}return y},
-bom(d){return new A.aTi(d)},
-YD:function YD(d,e){var _=this
+bom(d){return new A.aTj(d)},
+YE:function YE(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aNX:function aNX(){},
-aTi:function aTi(d){this.a=d},
-a9E:function a9E(){}}
+aNZ:function aNZ(){},
+aTj:function aTj(d){this.a=d},
+a9F:function a9F(){}}
 B=c[0]
 A=a.updateHolder(c[16],A)
-A.YD.prototype={
+A.YE.prototype={
 h(d,e){var y=this.r.a4(e)
 return y==null?this.a.a4(e):y},
 gb4(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aNX()}return x},
+x=y.z=new A.aNZ()}return x},
 gb9(){return this.r}}
-A.aNX.prototype={
+A.aNZ.prototype={
 gbh(){return"Klip"},
 gbg(){return"Kopi\xe9r"},
 gbi(){return"S\xe6t ind"},
 gbe(){return"V\xe6lg alt"}}
-A.a9E.prototype={}
+A.a9F.prototype={}
 var z=a.updateTypes([])
-A.aTi.prototype={
+A.aTj.prototype={
 $1(d){return A.bn2(this.a,d)},
 $S:2};(function inheritance(){var y=a.mixin,x=a.inherit
-x(A.a9E,B.a_)
-x(A.YD,A.a9E)
-x(A.aNX,B.aZ)
-x(A.aTi,B.aR)
-y(A.a9E,B.aX)})()
-B.b3(b.typeUniverse,JSON.parse('{"YD":{"a_":[]}}'))};
-(a=>{a["+vwO9ljZld9jZJ58loGeONlQpp4="]=a.current})($__dart_deferred_initializers__);
+x(A.a9F,B.a_)
+x(A.YE,A.a9F)
+x(A.aNZ,B.aZ)
+x(A.aTj,B.aR)
+y(A.a9F,B.aX)})()
+B.b3(b.typeUniverse,JSON.parse('{"YE":{"a_":[]}}'))};
+(a=>{a["kIq0HhAIA2UOpnqUoIy65WX0vIg="]=a.current})($__dart_deferred_initializers__);