Fix: Create dataset performance unmatched between HTTP api and web ui (#10960)

### What problem does this PR solve?

Fix: Create dataset performance unmatched between HTTP api and web ui
#10925

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

test/testcases/configs.py

@@ -34,3 +34,32 @@ DATASET_NAME_LIMIT = 128
 DOCUMENT_NAME_LIMIT = 255
 CHAT_ASSISTANT_NAME_LIMIT = 255
 SESSION_WITH_CHAT_NAME_LIMIT = 255
+
+DEFAULT_PARSER_CONFIG = {
+    "layout_recognize": "DeepDOC",
+    "chunk_token_num": 512,
+    "delimiter": "\n",
+    "auto_keywords": 0,
+    "auto_questions": 0,
+    "html4excel": False,
+    "topn_tags": 3,
+    "raptor": {
+        "use_raptor": True,
+        "prompt": "Please summarize the following paragraphs. Be careful with the numbers, do not make things up. Paragraphs as following:\n      {cluster_content}\nThe above is the content you need to summarize.",
+        "max_token": 256,
+        "threshold": 0.1,
+        "max_cluster": 64,
+        "random_seed": 0,
+    },
+    "graphrag": {
+        "use_graphrag": True,
+        "entity_types": [
+            "organization",
+            "person",
+            "geo",
+            "event",
+            "category",
+        ],
+        "method": "light",
+    },
+}