Adding signup route

playground/app/auth/confirm/route.ts

@@ -0,0 +1,33 @@
+import { type EmailOtpType } from "@supabase/supabase-js";
+import { cookies } from "next/headers";
+import { type NextRequest, NextResponse } from "next/server";
+
+import { useSupabaseServer } from "@/modules/utils/supabase-server";
+
+export async function GET(request: NextRequest) {
+  const { searchParams } = new URL(request.url);
+  const token_hash = searchParams.get("token_hash");
+  const type = searchParams.get("type") as EmailOtpType | null;
+  const next = searchParams.get("next") ?? "/";
+
+  const redirectTo = request.nextUrl.clone();
+  redirectTo.pathname = next;
+  redirectTo.searchParams.delete("token_hash");
+  redirectTo.searchParams.delete("type");
+
+  const supabase = useSupabaseServer({ cookies });
+
+  if (token_hash && type) {
+    const { error } = await supabase.auth.verifyOtp({
+      type,
+      token_hash,
+    });
+    if (!error) {
+      redirectTo.searchParams.delete("next");
+      return NextResponse.redirect(redirectTo);
+    }
+  }
+
+  redirectTo.pathname = "/"; //TODO
+  return NextResponse.redirect(redirectTo);
+}