email 3 updates

preview-sender.php

@@ -1,10 +1,16 @@
 <?php
 
 $to = "holly@jutecreative.com";
-$files = ["ex-A", "ex-B", "us-version-A", "us-version-B"];
+$files = ["ex-version-A", "ex-version-B", "us-version-A", "us-version-B"];
+$folder = "email 3";
 
 foreach ($files as $file) {
-    $content = str_replace("\n", "", file_get_contents(__DIR__."/$file.html"));
+    $content = file_get_contents(__DIR__."/$folder/$file.html");
+    if (!$content) {
+        echo PHP_EOL."Not a real file: $file".PHP_EOL;
+        continue;
+    }
+    $content = str_replace("\n", "", $content);
     $payload = [
         "to" => $to,
         "subject" => "Email Preview: $file",