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_81.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={
 b4f(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.Zd(v,u)
+u=new A.Ze(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="\u1021\u102c\u1038\u101c\u102f\u1036\u1038\
 break A}if("keyboardToolbar.done"===e){y="\u1015\u103c\u102e\u1038\u1015\u103c\u102e"
 break A}y=null
 break A}return y},
-bnJ(d){return new A.aSF(d)},
-Zd:function Zd(d,e){var _=this
+bnJ(d){return new A.aSG(d)},
+Ze:function Ze(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aOx:function aOx(){},
-aSF:function aSF(d){this.a=d},
-aae:function aae(){}}
+aOz:function aOz(){},
+aSG:function aSG(d){this.a=d},
+aaf:function aaf(){}}
 B=c[0]
 A=a.updateHolder(c[53],A)
-A.Zd.prototype={
+A.Ze.prototype={
 h(d,e){var y=this.r.a4(e)
 return y==null?this.a.a4(e):y},
 gb4(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aOx()}return x},
+x=y.z=new A.aOz()}return x},
 gb9(){return this.r}}
-A.aOx.prototype={
+A.aOz.prototype={
 gbh(){return"\u1016\u103c\u1010\u103a"},
 gbg(){return"\u1019\u102d\u1010\u1039\u1010\u1030\u1000\u1030\u1038"},
 gbi(){return"\u1000\u1030\u1038\u1011\u100a\u1037\u103a"},
 gbe(){return"\u1021\u102c\u1038\u101c\u102f\u1036\u1038\u101b\u103d\u1031\u1038\u1001\u103b\u101a\u103a"}}
-A.aae.prototype={}
+A.aaf.prototype={}
 var z=a.updateTypes([])
-A.aSF.prototype={
+A.aSG.prototype={
 $1(d){return A.bmp(this.a,d)},
 $S:2};(function inheritance(){var y=a.mixin,x=a.inherit
-x(A.aae,B.a_)
-x(A.Zd,A.aae)
-x(A.aOx,B.aZ)
-x(A.aSF,B.aR)
-y(A.aae,B.aX)})()
-B.b3(b.typeUniverse,JSON.parse('{"Zd":{"a_":[]}}'))};
-(a=>{a["UQf/AR+L/TMwo2NK/g39AMjy3ow="]=a.current})($__dart_deferred_initializers__);
+x(A.aaf,B.a_)
+x(A.Ze,A.aaf)
+x(A.aOz,B.aZ)
+x(A.aSG,B.aR)
+y(A.aaf,B.aX)})()
+B.b3(b.typeUniverse,JSON.parse('{"Ze":{"a_":[]}}'))};
+(a=>{a["vZ3rxhzVlklIE8LwEdjMiwfJGPQ="]=a.current})($__dart_deferred_initializers__);