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_36.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={
 b3H(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.YF(v,u)
+u=new A.YG(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="\u0395\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae
 break A}if("keyboardToolbar.done"===e){y="\u03a4\u03ad\u03bb\u03bf\u03c2"
 break A}y=null
 break A}return y},
-bok(d){return new A.aTg(d)},
-YF:function YF(d,e){var _=this
+bok(d){return new A.aTh(d)},
+YG:function YG(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aNZ:function aNZ(){},
-aTg:function aTg(d){this.a=d},
-a9G:function a9G(){}}
+aO0:function aO0(){},
+aTh:function aTh(d){this.a=d},
+a9H:function a9H(){}}
 B=c[0]
 A=a.updateHolder(c[18],A)
-A.YF.prototype={
+A.YG.prototype={
 h(d,e){var y=this.r.a4(e)
 return y==null?this.a.a4(e):y},
 gb4(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aNZ()}return x},
+x=y.z=new A.aO0()}return x},
 gb9(){return this.r}}
-A.aNZ.prototype={
+A.aO0.prototype={
 gbh(){return"\u0391\u03c0\u03bf\u03ba\u03bf\u03c0\u03ae"},
 gbg(){return"\u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae"},
 gbi(){return"\u0395\u03c0\u03b9\u03ba\u03cc\u03bb\u03bb\u03b7\u03c3\u03b7"},
 gbe(){return"\u0395\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03cc\u03bb\u03c9\u03bd"}}
-A.a9G.prototype={}
+A.a9H.prototype={}
 var z=a.updateTypes([])
-A.aTg.prototype={
+A.aTh.prototype={
 $1(d){return A.bn0(this.a,d)},
 $S:2};(function inheritance(){var y=a.mixin,x=a.inherit
-x(A.a9G,B.a_)
-x(A.YF,A.a9G)
-x(A.aNZ,B.aZ)
-x(A.aTg,B.aR)
-y(A.a9G,B.aX)})()
-B.b3(b.typeUniverse,JSON.parse('{"YF":{"a_":[]}}'))};
-(a=>{a["DBqy1Cdm4I1iGF4GZNi/bhLbIyA="]=a.current})($__dart_deferred_initializers__);
+x(A.a9H,B.a_)
+x(A.YG,A.a9H)
+x(A.aO0,B.aZ)
+x(A.aTh,B.aR)
+y(A.a9H,B.aX)})()
+B.b3(b.typeUniverse,JSON.parse('{"YG":{"a_":[]}}'))};
+(a=>{a["sNzSH27bqsusukTcStZcVaNvK1M="]=a.current})($__dart_deferred_initializers__);