rename reservation to availability

templates/availability.page.tmpl

@@ -7,7 +7,7 @@
         <div class="col-md-6">
             <h1 class="text-center mt-5">Search for Availability</h1>
 
-            <form action="/reservation" method="post" novalidate class="needs-validation">
+            <form action="/availability" method="post" novalidate class="needs-validation">
                 <input type="hidden" name="csrf_token" value="{{.CSRFToken}}">
                 <div id="reservation-dates" class="row">
                     <div class="col mb-3">

templates/base.layout.tmpl

@@ -45,7 +45,7 @@
                         </ul>
                     </li>
                     <li class="nav-item">
-                        <a class="nav-link" href="/reservation">Book Now</a>
+                        <a class="nav-link" href="/availability">Book Now</a>
                     </li>
                     <li class="nav-item">
                         <a class="nav-link" href="/contact">Contact</a>