Update index.html

Author: hpssjellis

public/index.html

@@ -121,8 +121,13 @@ <h1>Newer work after May 2025</h1>
 <li><a href="a-btc-sin71-may-2025.html">a-btc-sin71-may-2025.html</a>   issues </li>
 <li><a href="a-btc-sin72-may-2025.html">a-btc-sin72-may-2025.html</a>  Formatted 3 groups by 2  </li>
 <li><a href="a-btc-sin73-may-2025.html">a-btc-sin73-may-2025.html</a>  Added CQT  </li>
-<li><a href="a-btc-sin74-may-2025.html">a-btc-sin74-may-2025.html</a>   Added FFT-log </li>
+<li><a href="a-btc-sin74-may-2025.html">a-btc-sin74-may-2025.html</a>  New Stable Jun 30 2025  Added FFT-log </li>
 <li><a href="a-btc-sin75-may-2025.html">a-btc-sin75-may-2025.html</a>    </li>
+<li><a href="a-btc-sin76-may-2025.html">a-btc-sin76-may-2025.html</a>    </li>
+<li><a href="a-btc-sin77-may-2025.html">a-btc-sin77-may-2025.html</a>    </li>
+<li><a href="a-btc-sin78-may-2025.html">a-btc-sin78-may-2025.html</a>    </li>
+<li><a href="a-btc-sin79-may-2025.html">a-btc-sin79-may-2025.html</a>    </li>
+<li><a href="a-btc-sin80-may-2025.html">a-btc-sin80-may-2025.html</a>    </li>