Update app.py

app.py

@@ -13,10 +13,10 @@ login(token=os.environ.get('HF_TOKEN'))
 
 # 2. PDF Processing
 def create_qa_system():
-    if not os.path.exists("data.pdf"):
-        raise gr.Error("❗ Upload data.pdf in Files tab")
+    if not os.path.exists("file.pdf"):
+        raise gr.Error("❗ Upload file.pdf in Files tab")
     
-    loader = PyMuPDFLoader("data.pdf")
+    loader = PyMuPDFLoader("file.pdf")
     documents = loader.load()
     
     text_splitter = CharacterTextSplitter(chunk_size=500, chunk_overlap=50)