Update 'README.md'

README.md

@@ -56,6 +56,26 @@ Subject: The subject (followd by a empty line)
 This is the first like of the body
 ```
 
+## CI example
+
+```yml
+pipeline:
+    send_mail:
+        image: vistanarvas/msmtp
+        secrets:
+            -   source: email_password
+                target: SMTP_PASSWORD
+            -   source: email_user
+                target: SMTP_USER
+            -   source: email_user
+                target: SMTP_FROM
+        environment:
+            - SMTP_HOST=smtp.gamil.com
+            - TO_ADDRESSES=alice@gmail.com, bob@hotmail.com
+            - SUBJECT=title of the email
+            - MESSAGE=body of the email
+```
+
 ## Defaults for popular mail servers
 if its not on the list figger it out yourself *and make a pull request*  
 tip: search for your servers imap clent settings usually it also lists smtp settings