Fix class names and comments

Shared (App)/GettingStartedMac.swift

@@ -0,0 +1,56 @@
+//
+//  GettingStartedMac.swift
+//  Nostore
+//
+//  Created by Ryan Breen on 2/18/23.
+//
+
+import SwiftUI
+
+struct GettingStartedMac: View {
+    var body: some View {
+        ScrollView {
+            Text("Getting Started")
+                .font(.largeTitle)
+                .foregroundColor(.accentColor)
+            Text("Mac")
+                .font(.title)
+                .foregroundColor(.accentColor)
+            Text("")
+            Text("Upon installation of the app, open Safari. Click on the **Safari menu -> Settings... -> Extensions tab** and activate the **Nostore** extension. You will now see the Nostore icon in your Safari toolbar. For example:")
+                .padding([.horizontal, .top], 20)
+
+            Image("macos-toolbar-inactive")
+                .resizable()
+                .scaledToFit()
+                .frame(maxWidth: 512)
+                .border(Color.accentColor, width: 2)
+                .padding([.top])
+
+            Text("""
+On the right, you can see the Nostore logo, and it is gray (or **inactive**). This means that it does not have permission to access the current website.
+
+The first time you visit a Nostr client, you will need to click the icon to give Nostore permission to access the site.
+
+Once active, the icon will become colored and you can select it again, where you will be greeted with a similar popup:
+""").multilineTextAlignment(.leading)
+                .padding([.horizontal, .top], 20)
+            
+            Image("macos-default-popup")
+                .resizable()
+                .scaledToFit()
+                .frame(maxWidth: 512)
+                .border(Color.accentColor, width: 2)
+                .padding([.top])
+            
+            Text("You have a default profile (with a random key) setup to start. Click the **Settings** button to configure your own keys, if you have them.").padding([.top, .bottom], 20)
+        }
+
+    }
+}
+
+struct GettingStartedMac_Previews: PreviewProvider {
+    static var previews: some View {
+        GettingStartedMac()
+    }
+}