add option to set TLS Server Name

server/lib/schemas.ts

@@ -9,3 +9,10 @@ export const subdomainSchema = z
     .min(1, "Subdomain must be at least 1 character long")
     .transform((val) => val.toLowerCase());
 
+export const tlsNameSchema = z
+    .string()
+    .regex(
+        /^(?!:\/\/)([a-zA-Z0-9-_]+\.)*[a-zA-Z0-9-_]+$|^$/,
+        "Invalid subdomain format"
+    )
+    .transform((val) => val.toLowerCase());