Add MODEL_ENDPOINT_0 to functional tests in GitHub Actions

.github/workflows/test.yml

@@ -46,6 +46,8 @@ jobs:
       env:
         SQLALCHEMY_DATABASE_URI: "sqlite:///:memory:"
         TESTING: "1"
+        MODEL_ENDPOINT_0: "https://hermes.ai.unturf.com/v1"
+        MODEL_API_KEY_0: "dummy"
 
     - name: Run integration tests
       run: |