Migrate dependencies: bcrypt→@node-rs/argon2, sanitize-html→isomorphic-dompurify, remove nodemailer/next-view-transitions

src/lib/services/email.ts

@@ -1,29 +1,12 @@
 import { exec } from "node:child_process";
 import { mkdir, writeFile } from "node:fs/promises";
 import { resolve } from "node:path";
-import nodemailer, { type Transporter } from "nodemailer";
 import { Resend } from "resend";
 import { env } from "@/env";
 import { logger } from "@/lib/logger";
 
-let transporter: Transporter | null = null;
 let resend: Resend | null = null;
 
-function getTransport(): Transporter | null {
-	if (!env.SMTP_HOST) return null;
-	if (!transporter) {
-		transporter = nodemailer.createTransport({
-			host: env.SMTP_HOST,
-			port: env.SMTP_PORT ?? 587,
-			secure: env.SMTP_SECURE,
-			auth: env.SMTP_USER
-				? { user: env.SMTP_USER, pass: env.SMTP_PASSWORD }
-				: undefined,
-		});
-	}
-	return transporter;
-}
-
 function getResend(): Resend | null {
 	if (!env.RESEND_API_KEY) return null;
 	if (!resend) resend = new Resend(env.RESEND_API_KEY);
@@ -90,7 +73,7 @@ async function writeToFile(
 	}
 }
 
-/** Send an HTML email. Tries Resend → SMTP → local sendmail → file fallback. Always returns true. */
+/** Send an HTML email. Tries Resend → local sendmail → file fallback. Always returns true. */
 export async function sendMail(
 	to: string,
 	subject: string,
@@ -111,19 +94,6 @@ export async function sendMail(
 		}
 	}
 
-	const t = getTransport();
-	if (t) {
-		try {
-			await t.sendMail({ from, to, subject, html });
-			return true;
-		} catch (e) {
-			logger.error("SMTP failed", {
-				module: "email",
-				error: (e as Error).message,
-			});
-		}
-	}
-
 	const ok = await sendViaSendmail(to, subject, html, from);
 	if (ok) return true;