test(e2e): force NODE_ENV=development for webServer

Prevents middleware Edge runtime from failing on eval-based dev bundles when NODE_ENV is set to a non-standard value in the environment.

Co-authored-by: dennis <dennis@konkol.net>

playwright.config.ts

@@ -45,7 +45,8 @@ export default defineConfig({
 
   webServer: {
     // Use plain Next.js dev server for E2E (no Docker dependency)
-    command: 'npm run dev:next',
+    // Force NODE_ENV=development to avoid Edge runtime eval issues in middleware bundle
+    command: 'NODE_ENV=development npm run dev:next',
     url: 'http://localhost:3000',
     reuseExistingServer: true, // Always reuse if server is running
     timeout: 120 * 1000,