Update app.py

app.py

@@ -35,6 +35,7 @@ data_file_name = "AskNatureNet_data_enhanced.json"
 OPENAI_API_CONFIG = {
     "api_key": os.getenv("OPENAI_API_KEY"),
     "base_url": "https://chat-ai.academiccloud.de/v1"
+
 }
 client = OpenAI(**OPENAI_API_CONFIG)
 
@@ -211,7 +212,7 @@ class EnhancedRetriever:
 SYSTEM_PROMPT = """**Biomimicry Expert Guidelines**
 1. Base answers strictly on context
 2. **Bold** technical terms
-3. Must Include reference links 
+3. Must Include reference links at the end of the response
 
 Context: {context}"""