Added main thing

main.py

@@ -64,6 +64,10 @@ app = FastAPI(
     description="An API that uses LLMs to source, prepare, analyze, and visualize data.  ;By 24f2001293@ds.study.iitm.ac.in",
 )
 
+@app.get("/")
+def health_check():
+    """A simple endpoint to check if the API is running."""
+    return {"status": "ok", "agent": "Data Analyst Agent is running!"}
 
 @app.post("/api/")
 async def process_analysis_request(files: List[UploadFile] = File(...)):