Fix thread-safety crash in ProfileUpdateTask

Snapshot @Published properties before async suspension points to
prevent SIGBUS from corrupted pointers due to concurrent access.

ApplicationLibrary/Service/ProfileUpdateTask.swift

@@ -52,14 +52,15 @@ public enum ProfileUpdateTask {
     static func updateProfiles(_ profiles: [Profile]) async -> Bool {
         var success = true
         for profile in profiles {
+            let profileName = profile.name
             if profile.lastUpdated! > Date(timeIntervalSinceNow: -profile.autoUpdateIntervalOrDefault) {
                 continue
             }
             do {
                 try await profile.updateRemoteProfile()
-                NSLog("Updated profile \(profile.name)")
+                NSLog("Updated profile %@", profileName)
             } catch {
-                NSLog("Update profile \(profile.name) failed: \(error.localizedDescription)")
+                NSLog("Update profile %@ failed: %@", profileName, error.localizedDescription)
                 success = false
             }
         }

Library/Database/Profile+Update.swift

@@ -7,7 +7,8 @@ public extension Profile {
         if type != .remote {
             return
         }
-        let remoteContent = try await HTTPClient.getStringAsync(remoteURL)
+        let url = remoteURL
+        let remoteContent = try await HTTPClient.getStringAsync(url)
         try await BlockingIO.run {
             var error: NSError?
             LibboxCheckConfig(remoteContent, &error)
@@ -15,7 +16,9 @@ public extension Profile {
                 throw error
             }
         }
+        await MainActor.run {
             lastUpdated = Date()
+        }
         try await ProfileManager.update(self)
         do {
             let oldContent = try await readAsync()