Fix HF port issue and reorganize UI with more examples

app.py

@@ -209,12 +209,6 @@ with gr.Blocks(title="AnatomyBot - MBBS Anatomy Tutor") as demo:
         # 🩺 AnatomyBot - Your MBBS Anatomy Tutor
         
         Ask questions about human anatomy and receive visual diagrams with key learning points!
-        
-        **Example questions:**
-        - Show me the Circle of Willis
-        - Brachial plexus anatomy
-        - Heart chambers and valves
-        - Layers of the scalp
         """
     )
     
@@ -225,6 +219,29 @@ with gr.Blocks(title="AnatomyBot - MBBS Anatomy Tutor") as demo:
                 placeholder="e.g., Show me the Circle of Willis",
                 lines=2
             )
+            
+            # Examples moved here - right below the text box
+            gr.Examples(
+                examples=[
+                    ["Show me the Circle of Willis"],
+                    ["Brachial plexus anatomy"],
+                    ["Carpal bones arrangement"],
+                    ["Layers of the scalp"],
+                    ["Anatomy of the heart chambers"],
+                    ["Cranial nerves and their functions"],
+                    ["Structure of the kidney nephron"],
+                    ["Branches of the abdominal aorta"],
+                    ["Rotator cuff muscles"],
+                    ["Spinal cord cross section"],
+                    ["Femoral triangle anatomy"],
+                    ["Larynx cartilages and membranes"],
+                    ["Portal venous system"],
+                    ["Anatomy of the eyeball"],
+                    ["Bronchopulmonary segments"]
+                ],
+                inputs=query_input
+            )
+            
             submit_btn = gr.Button("🔍 Search & Learn", variant="primary", size="lg")
             error_output = gr.Markdown(label="Status")
         
@@ -234,18 +251,6 @@ with gr.Blocks(title="AnatomyBot - MBBS Anatomy Tutor") as demo:
     with gr.Row():
         info_output = gr.Markdown(label="Key Points to Know")
     
-    # Examples
-    gr.Examples(
-        examples=[
-            ["Show me the Circle of Willis"],
-            ["Brachial plexus anatomy"],
-            ["Carpal bones arrangement"],
-            ["Layers of the scalp"],
-            ["Anatomy of the heart chambers"]
-        ],
-        inputs=query_input
-    )
-    
     # Event handler
     submit_btn.click(
         fn=process_anatomy_query,
@@ -266,4 +271,6 @@ if __name__ == "__main__":
     if not HYPERBOLIC_API_KEY or HYPERBOLIC_API_KEY == "your_hyperbolic_api_key_here":
         print("⚠️  WARNING: HYPERBOLIC_API_KEY not configured in .env file")
     
-    demo.launch(share=False, server_name="0.0.0.0", server_port=7861)
+    # Use environment variable for port, default to 7860 for HF Spaces
+    port = int(os.getenv("GRADIO_SERVER_PORT", "7860"))
+    demo.launch(server_name="0.0.0.0", server_port=port)