Update app.py

app.py

@@ -25,7 +25,7 @@ def detect_language(text):
     return response.choices[0].message.content.strip()
 
 # Set up OpenAI API key (replace with your key)
-openai.api_key = "YOUR_OPENAI_API_KEY"
+openai.api_key = os.getenv("OPENAI_API_KEY")
 
 def extract_files_from_folder(folder_path):
     """Scans a folder and its subfolders for PDF, TXT, CSV, DOCX, and IPYNB files."""