Kintone app build backend created

backend/app/api/api_v1/routers/kintone.py

@@ -0,0 +1,23 @@
+from fastapi import APIRouter, UploadFile,HTTPException,File
+from io import BytesIO
+import typing as t
+import pandas as pd
+
+
+kinton_router = r = APIRouter()
+
+
+@r.post("/upload",)
+async def upload(files:t.List[UploadFile] = File(...)):
+    dataframes = []
+    for file in files:
+        if file.filename.endswith('.xlsx'):
+            try:
+                content = await file.read()
+                df = pd.read_excel(BytesIO(content))
+                dataframes.append(df)
+            except Exception as e:
+                raise HTTPException(status_code=400, detail=f"Error occurred while parsing file {file.filename}: {str(e)}")
+        else:
+            raise HTTPException(status_code=400, detail=f"File {file.filename} is not an Excel file")
+    return {"files": [file.filename for file in files]}