app/main.py

from fastapi import FastAPI
from fastapi.responses import JSONResponse
from .stocks import get_stock_data


app = FastAPI()


@app.get("/")
def health_check():
    return {"health_check": "OK"}


@app.post("/stock")
def get_stock(ticker, start=None, end=None):
    try:
        df = get_stock_data(ticker, start, end)
        return JSONResponse(content=df.to_json(orient="records"), media_type="application/json")
    except Exception as e:
        return JSONResponse(content={"error": str(e)}, status_code=500)