Revert "Improved blur on images, especially in dark mode"

Can't open images anymore

This reverts commit 47a6f7ff38.

damus/Views/NoteContentView.swift

@@ -9,18 +9,6 @@ import SwiftUI
 import LinkPresentation
 import NaturalLanguage
 
-struct Blur: UIViewRepresentable {
-    var style: UIBlurEffect.Style = .systemUltraThinMaterial
-
-    func makeUIView(context: Context) -> UIVisualEffectView {
-        return UIVisualEffectView(effect: UIBlurEffect(style: style))
-    }
-
-    func updateUIView(_ uiView: UIVisualEffectView, context: Context) {
-        uiView.effect = UIBlurEffect(style: style)
-    }
-}
-
 struct NoteContentView: View {
     let damus_state: DamusState
     let event: NostrEvent
@@ -45,12 +33,13 @@ struct NoteContentView: View {
             if show_images && artifacts.images.count > 0 {
                 ImageCarousel(urls: artifacts.images)
             } else if !show_images && artifacts.images.count > 0 {
-                ZStack {
-                    ImageCarousel(urls: artifacts.images)
-                        .blur(radius: 10, opaque: true)
-                    Blur()
-                }
-                .cornerRadius(10)
+                ImageCarousel(urls: artifacts.images)
+                    .blur(radius: 10)
+                    .overlay {
+                        Rectangle()
+                            .opacity(0.50)
+                    }
+                    .cornerRadius(10)
             }
             if artifacts.invoices.count > 0 {
                 InvoicesView(our_pubkey: damus_state.keypair.pubkey, invoices: artifacts.invoices)