Update header with green MCP button

app.py

@@ -441,30 +441,22 @@ init_app()
 pipe.transformer.layers._repeated_blocks = ["ZImageTransformerBlock"]
 spaces.aoti_blocks_load(pipe.transformer.layers, "zerogpu-aoti/Z-Image", variant="fa3")
 
-with gr.Blocks(title="Z-Image Demo") as demo:
+with gr.Blocks(title="Z-Image Generation MCP") as demo:
     gr.Markdown(
         """<div align="center">
 
-# Z-Image Generation Demo
+# Z-Image Generation MCP
 
-[![GitHub](https://img.shields.io/badge/GitHub-Z--Image-181717?logo=github&logoColor=white)](https://github.com/Tongyi-MAI/Z-Image)
+<a href="https://huggingface.co/settings/mcp?add=victor/Z-Image-Turbo" target="_blank"
+   style="display: inline-block; padding: 8px 20px; background: #22c55e;
+          color: white; text-decoration: none; border-radius: 9999px; font-weight: 600;">
+   Use via MCP
+</a>
 
 *An Efficient Image Generation Foundation Model with Single-Stream Diffusion Transformer*
 
 </div>"""
     )
-    gr.HTML(
-        """<div align="center" style="margin-bottom: 1rem;">
-        <a href="https://huggingface.co/settings/mcp?add=victor/Z-Image-Turbo" target="_blank"
-           style="display: inline-block; padding: 10px 20px; background: linear-gradient(135deg, #7c3aed 0%, #a855f7 100%);
-                  color: white; text-decoration: none; border-radius: 8px; font-weight: 600;
-                  box-shadow: 0 4px 6px rgba(0,0,0,0.1); transition: transform 0.2s, box-shadow 0.2s;"
-           onmouseover="this.style.transform='translateY(-2px)'; this.style.boxShadow='0 6px 12px rgba(0,0,0,0.15)';"
-           onmouseout="this.style.transform='translateY(0)'; this.style.boxShadow='0 4px 6px rgba(0,0,0,0.1)';">
-           Use via MCP
-        </a>
-        </div>"""
-    )
 
     with gr.Row():
         with gr.Column(scale=1):