fix(banner): 이미지가 2장씩 넘어가는 버그 수정

SodaLive/Sources/Live/EventBanner/SectionEventBannerView.swift

@@ -77,11 +77,10 @@ private struct SectionEventBannerPage: View {
     let width: CGFloat
     let height: CGFloat
     let token: String
-    @State private var boundURL: URL?
     
     var body: some View {
         Group {
-            if let boundURL {
+            if let boundURL = URL(string: item.thumbnailImageUrl.addingPercentEncoding(withAllowedCharacters: .urlQueryAllowed) ?? item.thumbnailImageUrl) {
                 KFImage(boundURL)
                     .cancelOnDisappear(true)
                     .downsampling(size: CGSize(width: width, height: height))
@@ -108,14 +107,5 @@ private struct SectionEventBannerPage: View {
                 AppState.shared.setAppStep(step: .login)
             }
         }
-        .onAppear {
-            let urlString = item.thumbnailImageUrl.addingPercentEncoding(
-                withAllowedCharacters: .urlQueryAllowed
-            ) ?? item.thumbnailImageUrl
-            boundURL = URL(string: urlString)
-        }
-        .onDisappear {
-            boundURL = nil
-        }
     }
 }