Added ASGI server for websocket using the sample chat application as starting point

booker/views.py

@@ -0,0 +1,10 @@
+from django.shortcuts import render
+
+
+def index(request):
+    return render(request, 'booker/index.html')
+
+def scanner(request, scanner_id):
+    return render(request, 'booker/scanner.html', {
+        'scanner_id': scanner_id
+    })