新增评论回复功能

- 允许用户回复评论和子评论
- 点击回复按钮，弹出评论框，并显示回复的用户
- 评论
列表中显示回复的用户和内容
- 点击回复内容中的用户名，跳转到用户主页
- 优化评论列表加载逻辑，支持加载更多子评论

app/src/main/java/com/aiosman/riderpro/ui/Navi.kt

@@ -132,12 +132,6 @@ fun NavigationController(
         composable(
             route = NavigationRoute.Post.route,
             arguments = listOf(navArgument("id") { type = NavType.StringType }),
-            enterTransition = {
-                fadeIn(animationSpec = tween(durationMillis = 50))
-            },
-            exitTransition = {
-                fadeOut(animationSpec = tween(durationMillis = 50))
-            }
         ) { backStackEntry ->
             CompositionLocalProvider(
                 LocalAnimatedContentScope provides this,
@@ -165,13 +159,6 @@ fun NavigationController(
         }
         composable(
             route = NavigationRoute.NewPost.route,
-            enterTransition = {
-
-                fadeIn(animationSpec = tween(durationMillis = 100))
-            },
-            exitTransition = {
-                fadeOut(animationSpec = tween(durationMillis = 100))
-            }
         ) {
             NewPostScreen()
         }