Fix: remove invalid first line causing syntax error in app.py

app.py

@@ -1,4 +1,4 @@
-chess - screenshote - screenshote - screenshote - screenshote - screenshotimport os
+import os
 import gradio as gr
 import requests
 import inspect
@@ -39,7 +39,7 @@ def llama3_chat(prompt):
             messages=[{"role": "user", "content": prompt}],
         )
         return completion.choices[0].message.content
-        except Exception as e:
+    except Exception as e:
         logging.error(f"llama3_chat error: {e}")
         return f"LLM error: {e}"