loading and error handling

Pocket Poster/Views/NavigatorViews/ExploreView.swift

@@ -8,7 +8,30 @@
 import SwiftUI
 
 struct ExploreView: View {
+    @State private var isLoading = true
+    @State private var error: Error? = nil
+    
     var body: some View {
-        WallpaperWebView(URL(string: "https://cowabun.ga/wallpapers?pocketposter=true")!)
+        ZStack {
+            if let error = error {
+                VStack {
+                    Text(error.localizedDescription)
+                        .foregroundStyle(.red)
+                    Button(action: {
+                        isLoading = true
+                        self.error = nil
+                    }) {
+                        Text("Retry")
+                    }
+                }
+            } else if let url = URL(string: "https://cowabun.ga/wallpapers?pocketposter=true") {
+                WallpaperWebView(url, isLoading: $isLoading, error: $error)
+                if isLoading {
+                    ProgressView()
+                }
+            } else {
+                Text("Failed to load explore page.")
+            }
+        }
     }
 }