fix: update logger configuration to disable in production environment

Change the logger's disabled property to be dependent on the NODE_ENV variable, ensuring logging is disabled in production for improved performance and security.

packages/server/src/lib/auth.ts

@@ -76,7 +76,7 @@ const { handler, api } = betterAuth({
 		},
 	},
 	logger: {
-		disabled: false,
+		disabled: process.env.NODE_ENV === "production",
 	},
 	async trustedOrigins() {
 		try {