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_18.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={
 b3z(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.Yx(v,u)
+u=new A.Yy(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\u09ac \u09a8\u09bf\u09b0\u09cd\u09ac
 break A}if("keyboardToolbar.done"===e){y="\u09b8\u09ae\u09cd\u09aa\u09a8\u09cd\u09a8"
 break A}y=null
 break A}return y},
-bot(d){return new A.aTp(d)},
-Yx:function Yx(d,e){var _=this
+bot(d){return new A.aTq(d)},
+Yy:function Yy(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aNR:function aNR(){},
-aTp:function aTp(d){this.a=d},
-a9y:function a9y(){}}
+aNT:function aNT(){},
+aTq:function aTq(d){this.a=d},
+a9z:function a9z(){}}
 B=c[0]
 A=a.updateHolder(c[10],A)
-A.Yx.prototype={
+A.Yy.prototype={
 h(d,e){var y=this.r.a4(e)
 return y==null?this.a.a4(e):y},
 gb4(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aNR()}return x},
+x=y.z=new A.aNT()}return x},
 gb9(){return this.r}}
-A.aNR.prototype={
+A.aNT.prototype={
 gbh(){return"\u0995\u09be\u099f"},
 gbg(){return"\u0995\u09aa\u09bf"},
 gbi(){return"\u09aa\u09c7\u09b8\u09cd\u099f"},
 gbe(){return"\u09b8\u09ac \u09a8\u09bf\u09b0\u09cd\u09ac\u09be\u099a\u09a8 \u0995\u09b0\u09c1\u09a8"}}
-A.a9y.prototype={}
+A.a9z.prototype={}
 var z=a.updateTypes([])
-A.aTp.prototype={
+A.aTq.prototype={
 $1(d){return A.bn9(this.a,d)},
 $S:2};(function inheritance(){var y=a.mixin,x=a.inherit
-x(A.a9y,B.a_)
-x(A.Yx,A.a9y)
-x(A.aNR,B.aZ)
-x(A.aTp,B.aR)
-y(A.a9y,B.aX)})()
-B.b3(b.typeUniverse,JSON.parse('{"Yx":{"a_":[]}}'))};
-(a=>{a["p2R/PA8L+FkhH3r3v//Ho0IXzN4="]=a.current})($__dart_deferred_initializers__);
+x(A.a9z,B.a_)
+x(A.Yy,A.a9z)
+x(A.aNT,B.aZ)
+x(A.aTq,B.aR)
+y(A.a9z,B.aX)})()
+B.b3(b.typeUniverse,JSON.parse('{"Yy":{"a_":[]}}'))};
+(a=>{a["X8ixmov9Kmrazy36fNGnJbcMQBg="]=a.current})($__dart_deferred_initializers__);