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_52.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={
 b3U(d,e,f){var y,x,w=null,v=new B.a0(),u=new B.a0()
-u=new A.YS(v,u)
+u=new A.YT(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="\u0938\u092d\u0940 \u091a\u0941\u0928\u0947
 break A}if("keyboardToolbar.done"===e){y="\u0939\u094b \u0917\u092f\u093e"
 break A}y=null
 break A}return y},
-bo6(d){return new A.aT2(d)},
-YS:function YS(d,e){var _=this
+bo6(d){return new A.aT3(d)},
+YT:function YT(d,e){var _=this
 _.r=d
 _.z=_.w=$
 _.a=e
 _.e=_.b=$},
-aOb:function aOb(){},
-aT2:function aT2(d){this.a=d},
-a9T:function a9T(){}}
+aOd:function aOd(){},
+aT3:function aT3(d){this.a=d},
+a9U:function a9U(){}}
 B=c[0]
 A=a.updateHolder(c[31],A)
-A.YS.prototype={
+A.YT.prototype={
 h(d,e){var y=this.r.a4(e)
 return y==null?this.a.a4(e):y},
 gb4(){var y=this,x=y.z
 if(x===$){if(y.w===$)y.w=y
-x=y.z=new A.aOb()}return x},
+x=y.z=new A.aOd()}return x},
 gb9(){return this.r}}
-A.aOb.prototype={
+A.aOd.prototype={
 gbh(){return"\u0915\u093e\u091f\u0947\u0902"},
 gbg(){return"\u0915\u0949\u092a\u0940 \u0915\u0930\u0947\u0902"},
 gbi(){return"\u092a\u0947\u0938\u094d\u091f \u0915\u0930\u0947\u0902"},
 gbe(){return"\u0938\u092d\u0940 \u091a\u0941\u0928\u0947\u0902"}}
-A.a9T.prototype={}
+A.a9U.prototype={}
 var z=a.updateTypes([])
-A.aT2.prototype={
+A.aT3.prototype={
 $1(d){return A.bmN(this.a,d)},
 $S:2};(function inheritance(){var y=a.mixin,x=a.inherit
-x(A.a9T,B.a_)
-x(A.YS,A.a9T)
-x(A.aOb,B.aZ)
-x(A.aT2,B.aR)
-y(A.a9T,B.aX)})()
-B.b3(b.typeUniverse,JSON.parse('{"YS":{"a_":[]}}'))};
-(a=>{a["vDRkQzrNrg5ntDSPHEtr4wbYUgU="]=a.current})($__dart_deferred_initializers__);
+x(A.a9U,B.a_)
+x(A.YT,A.a9U)
+x(A.aOd,B.aZ)
+x(A.aT3,B.aR)
+y(A.a9U,B.aX)})()
+B.b3(b.typeUniverse,JSON.parse('{"YT":{"a_":[]}}'))};
+(a=>{a["ZPiNalyTjmDjlQBwCqyJwElNcDE="]=a.current})($__dart_deferred_initializers__);