Add dataset with table parser type for Infinity and answer question in chat using SQL (#12541)

### What problem does this PR solve?

1) Create  dataset using table parser for infinity
2) Answer questions in chat using SQL

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

test/testcases/test_http_api/test_chat_management/conftest.py

@@ -0,0 +1,42 @@
+#
+#  Copyright 2025 The InfiniFlow Authors. All Rights Reserved.
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+#
+
+
+import pytest
+from common import create_dataset, delete_datasets
+
+
+@pytest.fixture(scope="class")
+def add_table_parser_dataset(HttpApiAuth, request):
+    """
+    Fixture to create a table parser dataset for testing.
+    Automatically cleans up after tests complete (deletes dataset and table).
+    Note: field_map is automatically generated by the table parser when processing files.
+    """
+    dataset_payload = {
+        "name": "test_table_parser_dataset",
+        "chunk_method": "table",  # table parser
+    }
+    res = create_dataset(HttpApiAuth, dataset_payload)
+    assert res["code"] == 0, f"Failed to create dataset: {res}"
+    dataset_id = res["data"]["id"]
+
+    def cleanup():
+        delete_datasets(HttpApiAuth, {"ids": [dataset_id]})
+
+    request.addfinalizer(cleanup)
+
+    return dataset_id