Add reference to PyPA guide on pyproject.toml

Author: stefmolin

index.html

@@ -1892,7 +1892,14 @@ <h2>Sharing your hook with the world</h2>
             </li>
             <li class="fragment">
               Consider publishing it to PyPI if it is useful beyond just being a
-              hook.
+              hook. Note that you will need to add
+              <a
+                href="https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#"
+                target="_blank"
+                rel="noopener noreferrer"
+                >additional information</a
+              >
+              to your <code>pyproject.toml</code> if you choose to do so.
             </li>
           </ul>
         </section>