feat: support send mail from admin portal(no balance limit) (#524)

worker/src/admin_api/send_mail.ts

@@ -0,0 +1,22 @@
+import { Context } from "hono";
+import { HonoCustomType } from "../types";
+import { sendMail } from "../mails_api/send_mail_api";
+
+export const sendMailbyAdmin = async (c: Context<HonoCustomType>) => {
+    const {
+        from_name, from_mail,
+        to_mail, to_name,
+        subject, content, is_html
+    } = await c.req.json();
+    await sendMail(c, from_mail, {
+        from_name: from_name,
+        to_name: to_name,
+        to_mail: to_mail,
+        subject: subject,
+        content: content,
+        is_html: is_html,
+    }, {
+        isAdmin: true
+    })
+    return c.json({ status: "ok" });
+}