code check 오류 수정

devfront/playwright.config.ts

@@ -1,5 +1,9 @@
 import { defineConfig, devices } from "@playwright/test";
 
+const configuredWorkers = process.env.PLAYWRIGHT_WORKERS
+  ? Number.parseInt(process.env.PLAYWRIGHT_WORKERS, 10)
+  : undefined;
+
 /**
  * Read environment variables from file.
  * https://github.com/motdotla/dotenv
@@ -20,7 +24,7 @@ export default defineConfig({
   /* Retry on CI only */
   retries: process.env.CI ? 2 : 0,
   /* Opt out of parallel tests on CI. */
-  workers: process.env.CI ? 1 : undefined,
+  workers: configuredWorkers ?? (process.env.CI ? 1 : undefined),
   /* Reporter to use. See https://playwright.dev/docs/test-reporters */
   reporter: "html",
   /* Shared settings for all the projects below. See https://playwright.dev/docs/api/class-testoptions. */