feat(websocket)!: Implement WebSocket connection and event handling (#82)

Co-authored-by: LQ63 <lkhermann@web.de>
Reviewed-on: #82
Co-authored-by: Janis <janis.e.20@gmx.de>
Co-committed-by: Janis <janis.e.20@gmx.de>

knockoutwhistweb/app/views/login/login.scala.html

@@ -35,6 +35,7 @@
         particlesJS.load('particles-js', 'assets/conf/particlesjs-config.json', function() {
             console.log('callback - particles.js config loaded');
         });
+        disconnectWebSocket();
 </script>
 <div id="particles-js" style="background-color: rgb(11, 8, 8);
     background-size: cover;