Update app.py

app.py

@@ -12,12 +12,15 @@ from langchain_community.vectorstores import FAISS
 from langchain_core.embeddings import Embeddings
 from langchain_core.documents import Document
 from collections import defaultdict
+import os
+
+
 
 embedding_model = "e5-mistral-7b-instruct"
 generation_model = "meta-llama-3-70b-instruct"
 # --- Configuration ---
 API_CONFIG = {
-    "api_key": "d9960fad1d2aaa16167902b0d26e369f",
+    "api_key": os.getenv("API_KEY"),
     "base_url": "https://chat-ai.academiccloud.de/v1"
 }
 CHUNK_SIZE = 800
@@ -194,14 +197,31 @@ def chat_interface(question: str, history: List[Tuple[str, str]]):
     response = generate_response(question)
     return "", history + [(question, response)]
 
-with gr.Blocks(title="BioRAG Expert", theme=gr.themes.Soft()) as demo:
-    gr.Markdown("# 🌿 BioRAG: Biomimicry Technical Assistant")
+with gr.Blocks(title="AskNature BioStrategy Interface", theme=gr.themes.Soft()) as demo:
+    gr.Markdown("""
+    # 🍃 AskNature BioDialogue """)
+    
     with gr.Row():
-        chatbot = gr.Chatbot(label="Dialogue History", height=500)
+        chatbot = gr.Chatbot(
+            label="Organism Strategy Dialogue",
+            height=500,
+            bubble_full_width=False,
+            avatar_images=("🧬", "🌐")  # DNA + Earth icons
+        )
+        
     with gr.Row():
-        question = gr.Textbox(placeholder="Ask about nature-inspired innovations...", 
-                            label="Technical Inquiry", scale=4)
-        clear_btn = gr.Button("Clear History", variant="secondary")
+        question = gr.Textbox(
+            placeholder="Explore biological strategiess (e.g., 'How are TISSIUM polymers inspired by skin and used in medicine?')...",
+            label="Biological Inquiry",
+            scale=4
+        )
+        clear_btn = gr.Button("🌱 New Exploration Thread", variant="secondary")
+
+    gr.Markdown("""
+    <div style="text-align: center; color: #4a7c59;">
+        <small>Powered by AskNature's Database | 
+        Explore nature's blueprints at <a href="https://asknature.org">asknature.org</a></small>
+    </div>""")
     
     question.submit(chat_interface, [question, chatbot], [question, chatbot])
     clear_btn.click(lambda: [], None, chatbot)