chore: UTC-53: Rewrite test_docs.tavern.yml into pytest (#7616)

Co-authored-by: mcanu <mcanu@users.noreply.github.com>

Author: mcanu

label_studio/tests/test_docs.py

@@ -0,0 +1,44 @@
+# ---
+
+# test_name: test_docs
+
+# strict: False
+
+# marks:
+#   - usefixtures:
+#        - django_live_url
+
+# stages:
+#   - name: signup
+#     request:
+#       url: "{django_live_url}/user/signup"
+#       data:
+#         email: test_suites_user@heartex.com
+#         password: 12345678
+#       method: POST
+#     response:
+#       status_code: 302
+#   - name: get_docs
+#     request:
+#       url: "{django_live_url}/docs/api?format=openapi"
+#       method: GET
+#     response:
+#       status_code: 200
+#       verify_response_with:
+#         function: tests.utils:verify_docs
+import pytest
+from organizations.tests.factories import OrganizationFactory
+from rest_framework.test import APIClient
+from tests.utils import verify_docs
+
+
+@pytest.mark.django_db
+def test_docs():
+    organization = OrganizationFactory()
+    user = organization.created_by
+    client = APIClient()
+    client.force_authenticate(user)
+
+    response = client.get('/docs/api?format=openapi')
+    assert response.status_code == 200
+    verify_docs(response)