Add commands route

src/main/resources/httpd/commands.html

@@ -0,0 +1,12 @@
+Commands
+COMMANDS
+<style>
+  summary {
+    font-size: 24px;
+    padding: 16px;
+  }
+</style>
+<h2>Commands List</h2>
+<h5>A list of commands is below.</h5>
+<br><br>
+${commands}

src/main/resources/httpd/template.html

@@ -35,6 +35,9 @@
                 <li class="nav-item">
                     <a class="nav-link ${ACTIVE_PUNISHMENTS}" href="/api/punishments/">Punishments</a>
                 </li>
+                <li>
+                    <a class="nav-link ${ACTIVE_COMMANDS}" href="/api/commands/">Commands</a>
+                </li>
                 <li class="nav-item dropdown">
                     <a class="nav-link dropdown-toggle ${ACTIVE_SCHEMATICS}" id="navbarDropdownMenuLink" role="button"
                        data-bs-toggle="dropdown" aria-expanded="false">