Update app.py

app.py

@@ -207,9 +207,9 @@ class DocumentRAG:
             return history + [("System", "Please process the documents first.")]
         try:
             preface = "f"""
-                       Instruction: Respond in {language}. Be professional and concise, keeping the response under 300 words.
-                       If you cannot provide an answer, say: "I am not sure about this question. Please try asking something else."
-                    """
+            Instruction: Respond in {language}. Be professional and concise, keeping the response under 300 words.
+            If you cannot provide an answer, say: "I am not sure about this question. Please try asking something else."
+            """
             query = f"{preface}\nQuery: {question}"
 
             result = self.qa_chain({