Add year-1 civics lessons on life in a community and keep later years locked.

Co-authored-by: Cursor <cursoragent@cursor.com>

ios/Graduately/AppModel.swift

@@ -128,6 +128,11 @@ final class AppModel: ObservableObject {
         refresh()
     }
 
+    func markOn(_ id: Int) {
+        progress.markOn(id)
+        refresh()
+    }
+
     func markMluv(_ n: Int) {
         progress.markMluv(n)
         refresh()