Update demo_gui_dev.py

demo_gui_dev.py

@@ -255,7 +255,7 @@ st.markdown("""
 <div class='nav-links'>
     <a href='https://verhash.com' target='_blank'>🌐 verhash.com</a>
     <a href='mailto:ryan@verhash.net'>📧 Contact</a>
-    <a href='https://github.com/yourusername/verhash' target='_blank'>💻 GitHub</a>
+    <a href='https://github.com/Rymley/Deterministic-Governance-Mechanism' target='_blank'>💻 GitHub</a>
     <a href='https://verhash.com/docs' target='_blank'>📚 Documentation</a>
 </div>
 """, unsafe_allow_html=True)