SSE to WebSocket

I needed to ping pong the content of the message because it was too long
for a SSE event. I swaped to websocket instead

views/layouts/main.html

@@ -12,7 +12,7 @@
     <link rel="stylesheet" href="dependencies/russo.css">
     <link rel="stylesheet" href="/style.css">
     <script src="dependencies/htmx.js"></script>
-    <script src="dependencies/sse.js"></script>
+    <script src="dependencies/ws.js"></script>
     <script src="dependencies/sortable.js"></script>
     <script src="dependencies/pricing-table.js"></script>