fix: resolve UAT test issues and improve test infrastructure

uat-tests/playwright.config.ts

@@ -1,7 +1,10 @@
 import { defineConfig, devices } from '@playwright/test';
+import dotenv from 'dotenv';
+
+dotenv.config();
 
 export default defineConfig({
-    testDir: './uat-tests/scenarios',
+    testDir: './scenarios',
     fullyParallel: true,
     forbidOnly: !!process.env.CI,
     retries: process.env.CI ? 2 : 0,