feat: join room, rooms.Update transactional

routes/templates/index.gohtml

@@ -31,5 +31,6 @@
 
     <h1>Hello</h1>
     <p>This is index</p>
+    <p>Your session is {{ . }}</p>
   </body>
 </html>

routes/templates/login.gohtml

@@ -34,6 +34,7 @@
       </header>
       <section class="h-full grid place-content-center">
         <form
+          id="loginForm"
           class="grid grid-cols-2 place-content-center border border-black rounded p-4 gap-6"
         >
           <div id="roomInput" class="flex flex-col gap-4">
@@ -82,6 +83,11 @@
           {{ end }}
           {{ end }}
         </form>
+        <script>
+          window.addEventListener('DOMContentLoaded', (event) => {
+            document.getElementById('loginForm').reset();
+          });
+        </script>
       </section>
     </main>
   </body>