chore: import upstream snapshot with attribution

examples/sending emails/email.sql

@@ -0,0 +1,43 @@
+-- Configure the email request
+
+-- Obtain the authorization by encoding "api:YOUR_PERSONAL_API_KEY" in base64
+set authorization = 'YXBpOjI4ODlmODE3Njk5ZjZiNzA4MTdhODliOGUwODYyNmEyLWU2MWFlOGRkLTgzMjRjYWZm';
+
+-- Find the domain in your Mailgun account
+set domain = 'sandbox859545b401674a95b906ab417d48c97c.mailgun.org';
+
+-- Set the recipient email address.
+--In this demo, we accept sending any email to any address.
+-- If you do this in production, spammers WILL use your account to send spam.
+-- Your application should only allow emails to be sent to addresses you have verified.
+set to_email = :to_email;
+
+-- Set the email subject
+set subject = :subject;
+
+-- Set the email message text
+set message_text = :message_text;
+
+set email_request = json_object(
+    'url', 'https://api.mailgun.net/v3/' || $domain || '/messages',
+    'method', 'POST',
+    'headers', json_object(
+        'Content-Type', 'application/x-www-form-urlencoded',
+        'Authorization', 'Basic ' || $authorization
+    ),
+    'body', 
+        'from=Your Name <noreply@' || $domain || '>'
+        || '&to=' || sqlpage.url_encode($to_email)
+        || '&subject=' || sqlpage.url_encode($subject)
+        || '&text=' || sqlpage.url_encode($message_text)
+);
+-- Send the email using sqlpage.fetch
+set email_response = sqlpage.fetch($email_request);
+
+-- Handle the response
+select 
+    'alert' as component,
+    case 
+        when $email_response->>'id' is not null then 'Email sent successfully'
+        else 'Failed to send email: ' || ($email_response->>'message')
+    end as title;