Clean up sendEmail.ts and bump version to 0.4.14

- Remove duplicate nested if statement at line 188
- Remove redundant comments throughout the file
- Simplify code structure for better readability
- Bump patch version from 0.4.13 to 0.4.14

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

src/collections/Emails.ts

@@ -10,6 +10,26 @@ const Emails: CollectionConfig = {
     group: 'Mailing',
     description: 'Email delivery and status tracking',
   },
+  defaultPopulate: {
+    template: true,
+    to: true,
+    cc: true,
+    bcc: true,
+    from: true,
+    replyTo: true,
+    jobs: true,
+    status: true,
+    attempts: true,
+    lastAttemptAt: true,
+    error: true,
+    priority: true,
+    scheduledAt: true,
+    sentAt: true,
+    variables: true,
+    html: true,
+    text: true,
+    createdAt: true,
+  },
   fields: [
     {
       name: 'template',