Abstract MQTT from communication and make mqtt optional (#4462)

* Add option for mqtt config

* Setup communication layer

* Have a dispatcher which is responsible for handling and sending messages

* Move mqtt to communication

* Separate ws communications module

* Make ws client conform to communicator

* Cleanup imports

* Migrate to new dispatcher

* Clean up

* Need to set topic prefix

* Remove references to mqtt in dispatcher

* Don't start mqtt until dispatcher is subscribed

* Cleanup

* Shorten package

* Formatting

* Remove unused

* Cleanup

* Rename mqtt to ws on web

* Fix ws mypy

* Fix mypy

* Reformat

* Cleanup if/else chain

* Catch bad set commands

web/src/routes/__tests__/Camera.test.jsx

@@ -1,6 +1,6 @@
 import { h } from 'preact';
 import * as AutoUpdatingCameraImage from '../../components/AutoUpdatingCameraImage';
-import * as Mqtt from '../../api/mqtt';
+import * as WS from '../../api/ws';
 import Camera from '../Camera';
 import { set as setData } from 'idb-keyval';
 import * as JSMpegPlayer from '../../components/JSMpegPlayer';
@@ -14,7 +14,7 @@ describe('Camera Route', () => {
     vi.spyOn(JSMpegPlayer, 'default').mockImplementation(() => {
       return <div data-testid="mock-jsmpeg" />;
     });
-    vi.spyOn(Mqtt, 'MqttProvider').mockImplementation(({ children }) => children);
+    vi.spyOn(WS, 'WsProvider').mockImplementation(({ children }) => children);
   });
 
   // eslint-disable-next-line jest/no-disabled-tests