workflow增加csv支持

uv.lock

@@ -96,6 +96,15 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/e5/48/1549795ba7742c948d2ad169c1c8cdbae65bc450d6cd753d124b17c8cd32/certifi-2025.8.3-py3-none-any.whl", hash = "sha256:f6c12493cfb1b06ba2ff328595af9350c65d6644968e5d3a2ffd78699af217a5", size = 161216 },
 ]
 
+[[package]]
+name = "chardet"
+version = "5.2.0"
+source = { registry = "https://pypi.org/simple" }
+sdist = { url = "https://files.pythonhosted.org/packages/f3/0d/f7b6ab21ec75897ed80c17d79b15951a719226b9fababf1e40ea74d69079/chardet-5.2.0.tar.gz", hash = "sha256:1b3b6ff479a8c414bc3fa2c0852995695c4a026dcd6d0633b2dd092ca39c1cf7", size = 2069618 }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/38/6f/f5fbc992a329ee4e0f288c1fe0e2ad9485ed064cac731ed2fe47dcc38cbf/chardet-5.2.0-py3-none-any.whl", hash = "sha256:e1cf59446890a00105fe7b7912492ea04b6e6f06d4b742b2c788469e34c82970", size = 199385 },
+]
+
 [[package]]
 name = "charset-normalizer"
 version = "3.4.2"
@@ -316,6 +325,7 @@ name = "docutranslate"
 source = { editable = "." }
 dependencies = [
     { name = "beautifulsoup4" },
+    { name = "chardet" },
     { name = "fastapi", extra = ["standard"] },
     { name = "httpx" },
     { name = "json-repair" },
@@ -346,6 +356,7 @@ dev = [
 [package.metadata]
 requires-dist = [
     { name = "beautifulsoup4", specifier = ">=4.13.4" },
+    { name = "chardet", specifier = ">=5.2.0" },
     { name = "docling", marker = "extra == 'docling'", specifier = ">=2.40.0" },
     { name = "fastapi", extras = ["standard"], specifier = ">=0.115.12" },
     { name = "httpx", specifier = "==0.27.2" },