将flask改成fastapi

sdk/python/pyproject.toml

@@ -0,0 +1,31 @@
+[project]
+name = "ragflow-sdk"
+version = "0.20.5"
+description = "Python client sdk of [RAGFlow](https://github.com/infiniflow/ragflow). RAGFlow is an open-source RAG (Retrieval-Augmented Generation) engine based on deep document understanding."
+authors = [{ name = "Zhichang Yu", email = "yuzhichang@gmail.com" }]
+license = { text = "Apache License, Version 2.0" }
+readme = "README.md"
+requires-python = ">=3.10,<3.13"
+dependencies = ["requests>=2.30.0,<3.0.0", "beartype>=0.18.5,<0.19.0"]
+
+
+[dependency-groups]
+test = [
+    "hypothesis>=6.131.9",
+    "openpyxl>=3.1.5",
+    "pillow>=11.1.0",
+    "pytest>=8.3.5",
+    "python-docx>=1.1.2",
+    "python-pptx>=1.0.2",
+    "reportlab>=4.3.1",
+    "requests>=2.32.3",
+    "requests-toolbelt>=1.0.0",
+]
+
+
+[tool.pytest.ini_options]
+markers = [
+    "p1: high priority test cases",
+    "p2: medium priority test cases",
+    "p3: low priority test cases",
+]