add upload

app.py

@@ -1,8 +1,25 @@
-from fastapi import FastAPI
 from nlp import analyze_sentiment, analyze_kakao_csv, get_json_result
+from fastapi import FastAPI, UploadFile, File
+from fastapi.responses import JSONResponse
+import os
+
+# 업로드 디렉토리 생성
+UPLOAD_DIR = "uploads"
+os.makedirs(UPLOAD_DIR, exist_ok=True)
 
 app = FastAPI()
 
 @app.get("/")
 def greet_json():
-    return {"Hello": "World!"}
+    return {"v": 0.1}
+
+@app.post("/upload/")
+async def upload_file(file: UploadFile = File(...)):
+    file_location = os.path.join(UPLOAD_DIR, file.filename)
+    try:
+        contents = await file.read()
+        with open(file_location, "wb") as f:
+            f.write(contents)
+        return {"filename": file.filename, "saved_to": file_location}
+    except Exception as e:
+        return JSONResponse(status_code=500, content={"error": str(e)})