Чат: вертикальное центрирование bubble вложений, tap-to-download аватар и мгновенный показ call-attachment

RosettaLiveActivityWidget/CallLiveActivity.swift

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+import ActivityKit
+import SwiftUI
+import WidgetKit
+
+struct CallLiveActivity: Widget {
+    var body: some WidgetConfiguration {
+        ActivityConfiguration(for: CallActivityAttributes.self) { context in
+            // Lock Screen
+            Text("Rosetta Call: \(context.attributes.peerName)")
+                .foregroundColor(.white)
+                .padding()
+                .activityBackgroundTint(.black)
+        } dynamicIsland: { context in
+            DynamicIsland {
+                DynamicIslandExpandedRegion(.center) {
+                    Text(context.attributes.peerName)
+                        .foregroundColor(.white)
+                }
+                DynamicIslandExpandedRegion(.bottom) {
+                    Text("Encrypted call")
+                        .font(.caption2)
+                        .foregroundColor(.gray)
+                }
+            } compactLeading: {
+                Image(systemName: "phone.fill")
+                    .foregroundColor(.green)
+            } compactTrailing: {
+                Text("Call")
+                    .font(.caption2)
+                    .foregroundColor(.green)
+            } minimal: {
+                Image(systemName: "phone.fill")
+                    .foregroundColor(.green)
+            }
+        }
+    }
+}