update docs

README.md

@@ -20,6 +20,19 @@ NTFY_URL='https://ntfy.sh'
 NTFY_DOMAIN='ntfy.local'
 ```
 3. Start the container `docker compose up -d`
-
-
-
+4. Configure your application to use this brige
+```
+SMTP
+Host: <IP address of the bridge>
+Port: 2525
+SSL: non
+Authentication: non
+Username: it_doesnt@matter.com
+Password: this_field_is_ignored
+Sender Address: this_also@ignored.com
+```
+5. Send test email to your ntfy topic or telegram chat id, example below
+```
+topic@ntfy.local
+chatid@telegram.local
+```