refactor: remove isomorphic-ws

The package caused some issues while working on other features.
Mostly because bundlers have been unable to determine the correct
websocket constructor.
So I replaced it with a more object-oriented approach.

Signed-off-by: Tilman Vatteroth <git@tilmanvatteroth.de>

yarn.lock

@@ -2384,7 +2384,6 @@ __metadata:
     eslint-plugin-jest: 27.2.1
     eslint-plugin-prettier: 4.2.1
     eventemitter2: 6.4.9
-    isomorphic-ws: 5.0.0
     jest: 29.5.0
     joi: 17.9.2
     microbundle: 0.15.1
@@ -2487,7 +2486,6 @@ __metadata:
     i18next: 22.5.0
     i18next-browser-languagedetector: 7.0.2
     i18next-resources-to-backend: 1.1.4
-    isomorphic-ws: 5.0.0
     jest: 29.5.0
     jest-environment-jsdom: 29.5.0
     js-yaml: 4.1.0
@@ -11625,15 +11623,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"isomorphic-ws@npm:5.0.0":
-  version: 5.0.0
-  resolution: "isomorphic-ws@npm:5.0.0"
-  peerDependencies:
-    ws: "*"
-  checksum: e20eb2aee09ba96247465fda40c6d22c1153394c0144fa34fe6609f341af4c8c564f60ea3ba762335a7a9c306809349f9b863c8beedf2beea09b299834ad5398
-  languageName: node
-  linkType: hard
-
 "isomorphic.js@npm:^0.2.4":
   version: 0.2.5
   resolution: "isomorphic.js@npm:0.2.5"