move template to ./template;

setup django middleware;
setup angular frontend;
wire django and angular together;

frontend/src/app/interfaces/interface.ts

@@ -0,0 +1,7 @@
+import {Observable} from 'rxjs';
+
+export interface WSEvents {
+  message: Observable<Event>;
+  error: Observable<Event>;
+  close: Observable<Event>;
+}