create helper function on Snackbar to show it

apple/OmnivoreKit/Sources/App/SnackbarExtension.swift

@@ -0,0 +1,9 @@
+import Foundation
+import Services
+import Views
+
+extension Snackbar {
+  static func show(message: String) {
+    NSNotification.operationSuccess(message: message)
+  }
+}

apple/OmnivoreKit/Sources/App/Views/HomeFeedView.swift

@@ -113,7 +113,7 @@ final class HomeFeedViewModel: ObservableObject {
         receiveValue: { [weak self] _ in
           self?.isLoading = false
           stopNetworkActivityIndicator()
-          NSNotification.operationSuccess(message: archived ? "Link archived" : "Link moved to Inbox")
+          Snackbar.show(message: archived ? "Link archived" : "Link moved to Inbox")
         }
       )
       .store(in: &subscriptions)
@@ -130,16 +130,15 @@ final class HomeFeedViewModel: ObservableObject {
     dataService.removeLinkPublisher(itemID: linkId)
       .sink(
         receiveCompletion: { [weak self] completion in
-          guard case let .failure(error) = completion else { return }
+          guard case .failure = completion else { return }
           self?.isLoading = false
           stopNetworkActivityIndicator()
-          print(error)
-          NSNotification.operationFailed(message: "Failed to remove link")
+          Snackbar.show(message: "Failed to remove link")
         },
         receiveValue: { [weak self] _ in
           self?.isLoading = false
           stopNetworkActivityIndicator()
-          NSNotification.operationSuccess(message: "Link removed")
+          Snackbar.show(message: "Link removed")
         }
       )
       .store(in: &subscriptions)
@@ -169,7 +168,7 @@ final class HomeFeedViewModel: ObservableObject {
         self?.isLoading = false
         stopNetworkActivityIndicator()
         if let message = successMessage {
-          NSNotification.operationSuccess(message: message)
+          Snackbar.show(message: message)
         }
       }
     )

apple/OmnivoreKit/Sources/App/Views/Profile/NewsletterEmailsView.swift

@@ -2,6 +2,7 @@ import Combine
 import Models
 import Services
 import SwiftUI
+import Views
 
 final class NewsletterEmailsViewModel: ObservableObject {
   private var hasLoadedInitialEmails = false
@@ -94,7 +95,7 @@ struct NewsletterEmailsView: View {
                   pasteBoard.writeObjects([newsletterEmail.email as NSString])
                 #endif
 
-                NSNotification.operationSuccess(message: "Email copied")
+                Snackbar.show(message: "Email copied")
               },
               label: { Text(newsletterEmail.email) }
             )

apple/OmnivoreKit/Sources/Views/SnackBar.swift

@@ -1,6 +1,6 @@
 import SwiftUI
 
-struct Snackbar: View {
+public struct Snackbar: View {
   @Binding var isShowing: Bool
   private let presenting: AnyView
   private let text: Text
@@ -27,7 +27,7 @@ struct Snackbar: View {
     self.action = action
   }
 
-  var body: some View {
+  public var body: some View {
     GeometryReader { geometry in
       ZStack(alignment: .center) {
         self.presenting