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_78.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={
 b4c(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.Za(v,u)
+u=new A.Zb(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="\u0411\u04af\u0433\u0434\u0438\u0439\u0433
 break A}if("keyboardToolbar.done"===e){y="\u0411\u043e\u043b\u0441\u043e\u043d"
 break A}y=null
 break A}return y},
-bnM(d){return new A.aSI(d)},
-Za:function Za(d,e){var _=this
+bnM(d){return new A.aSJ(d)},
+Zb:function Zb(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aOu:function aOu(){},
-aSI:function aSI(d){this.a=d},
-aab:function aab(){}}
+aOw:function aOw(){},
+aSJ:function aSJ(d){this.a=d},
+aac:function aac(){}}
 B=c[0]
 A=a.updateHolder(c[50],A)
-A.Za.prototype={
+A.Zb.prototype={
 h(d,e){var y=this.r.a4(e)
 return y==null?this.a.a4(e):y},
 gb4(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aOu()}return x},
+x=y.z=new A.aOw()}return x},
 gb9(){return this.r}}
-A.aOu.prototype={
+A.aOw.prototype={
 gbh(){return"\u0422\u0430\u0439\u0440\u0430\u0445"},
 gbg(){return"\u0425\u0443\u0443\u043b\u0430\u0445"},
 gbi(){return"\u0411\u0443\u0443\u043b\u0433\u0430\u0445"},
 gbe(){return"\u0411\u04af\u0433\u0434\u0438\u0439\u0433 \u0441\u043e\u043d\u0433\u043e\u0445"}}
-A.aab.prototype={}
+A.aac.prototype={}
 var z=a.updateTypes([])
-A.aSI.prototype={
+A.aSJ.prototype={
 $1(d){return A.bms(this.a,d)},
 $S:2};(function inheritance(){var y=a.mixin,x=a.inherit
-x(A.aab,B.a_)
-x(A.Za,A.aab)
-x(A.aOu,B.aZ)
-x(A.aSI,B.aR)
-y(A.aab,B.aX)})()
-B.b3(b.typeUniverse,JSON.parse('{"Za":{"a_":[]}}'))};
-(a=>{a["2791VWhIhy29/VQfeoE+eSH4WM8="]=a.current})($__dart_deferred_initializers__);
+x(A.aac,B.a_)
+x(A.Zb,A.aac)
+x(A.aOw,B.aZ)
+x(A.aSJ,B.aR)
+y(A.aac,B.aX)})()
+B.b3(b.typeUniverse,JSON.parse('{"Zb":{"a_":[]}}'))};
+(a=>{a["J5k1CcbZJY7RskHUGzwvdt4mIc4="]=a.current})($__dart_deferred_initializers__);