feat: add mailsend

__network/mailsend/src/main.rs

@@ -0,0 +1,25 @@
+use mail_send::mail_builder::MessageBuilder;
+use mail_send::Transport;
+
+// https://github.com/stalwartlabs/mail-send
+fn main() {
+    // Build a simple multipart message
+    let message = MessageBuilder::new()
+        .from(("John Doe", "john@example.com"))
+        .to(vec![
+            ("Jane Doe", "jane@example.com"),
+        ])
+        .subject("Hi!")
+        .html_body("<h1>Hello, world!</h1>")
+        .text_body("Hello world!");
+
+    // Send the message
+    Transport::new("unsecured.example.com")
+        .port(25)
+        .connect()
+        .await
+        .unwrap()
+        .send(message)
+        .await
+        .unwrap();
+}