Continued updating the e-mail verification and I think I managed to get it working

src/pages/api/reset/sendVerification.ts

@@ -1,6 +1,7 @@
 import {NextApiRequest, NextApiResponse} from "next";
-import {getAuth, sendSignInLinkToEmail, User} from "firebase/auth";
-import {app} from "@/firebase";
+import {getAuth, sendEmailVerification, sendSignInLinkToEmail, User} from "firebase/auth";
+import {getAuth as getAdminAuth, UserRecord} from "firebase-admin/auth";
+import {app, adminApp} from "@/firebase";
 import {sessionOptions} from "@/lib/session";
 import {withIronSessionApiRoute} from "iron-session/next";
 
@@ -11,7 +12,7 @@ export default withIronSessionApiRoute(sendVerification, sessionOptions);
 async function sendVerification(req: NextApiRequest, res: NextApiResponse) {
 	if (req.session.user) {
 		sendSignInLinkToEmail(auth, req.session.user.email, {
-			url: "https://encoach.com/",
+			url: `https://encoach.com/${req.session.user.email}`,
 			handleCodeInApp: true,
 		})
 			.then(() => res.status(200).json({ok: true}))