Upgrade HTMX example to HTMX 2.0

.gitignore

@@ -9,6 +9,7 @@ db.sqlite3-journal
 /mediafiles/*
 __pycache__/
 /.vscode/
+/.mypy_cache/
 
 # coverage result
 .coverage

example/demo/templates/demo/chat_home.html

@@ -28,8 +28,8 @@ <h3>Threads</h3>
               class="btn btn-primary mt-3"
               hx-post='{% url "chat_home" %}'
               hx-target="#threads-container"
-              hx-select="#messages-container"
-              hx-select-oob="#messages-container"
+              hx-select="#messages-list"
+              hx-select-oob="#messages-list"
               hx-push-url="true"
               data-loading-disable
             >

example/demo/templates/demo/htmx_index.html

@@ -16,9 +16,8 @@
     />
     <script src="https://stackpath.bootstrapcdn.com/bootstrap/5.3.3/js/bootstrap.min.js"></script>
     <!-- HTMX -->
-    <script src="https://unpkg.com/[email protected]/dist/htmx.min.js"></script>
-    <script src="https://unpkg.com/htmx.org/dist/ext/json-enc.js"></script>
-    <script src="https://unpkg.com/[email protected]/dist/ext/loading-states.js"></script>
+    <script src="https://unpkg.com/[email protected]/dist/htmx.min.js"></script>
+    <script src="https://unpkg.com/[email protected]/loading-states.js"></script>
   </head>
 
   <body