feat(backend): allow login/signup with email address

1 files changed, 0 insertions, 12 deletions

diff --git a/frontend/app/routes/login.tsx b/frontend/app/routes/login.tsx
index 6d76e84..b1249e0 100644
--- a/frontend/app/routes/login.tsx
+++ b/frontend/app/routes/login.tsx
@@ -35,18 +35,6 @@ export async function action({ request }: ActionFunctionArgs) {
 			{ status: 400 },
 		);
 	}
-	if (username.includes("@")) {
-		return json(
-			{
-				message: "ユーザー名が誤っています",
-				errors: {
-					username: "メールアドレスではなくユーザー名を入力してください",
-					password: undefined,
-				},
-			},
-			{ status: 400 },
-		);
-	}
 
 	try {
 		await login(request);