fix: totp should default to app name if issuer isn't provided

packages/better-auth/src/plugins/two-factor/index.ts

@@ -22,7 +22,7 @@ export const twoFactor = (options?: TwoFactorOptions) => {
 	};
 	const totp = totp2fa(
 		{
-			issuer: options?.issuer || "better-auth",
+			issuer: options?.issuer,
 			...options?.totpOptions,
 		},
 		opts.twoFactorTable,

packages/better-auth/src/plugins/two-factor/totp/index.ts

@@ -18,7 +18,7 @@ export type TOTPOptions = {
 	/**
 	 * Issuer
 	 */
-	issuer: string;
+	issuer?: string;
 	/**
 	 * How many digits the otp to be
 	 *
@@ -115,7 +115,7 @@ export const totp2fa = (options: TOTPOptions, twoFactorTable: string) => {
 			await ctx.context.password.checkPassword(user.id, ctx);
 			return {
 				totpURI: createTOTPKeyURI(
-					options?.issuer || "BetterAuth",
+					options.issuer || ctx.context.appName,
 					user.email,
 					Buffer.from(twoFactor.secret),
 					opts,