Add environment variables for test execution

Author: Yzing

.github/workflows/auto-test.yml

@@ -22,4 +22,7 @@ jobs:
         run: npm install --no-package-lock
 
       - name: Run tests
+        env:
+          LLM_APP_ID: ${{ secrets.LLM_APP_ID }}
+          LLM_AUTH: ${{ secrets.LLM_AUTH }}
         run: npm run test