chore: Clean up unused files, imports, and work on getting end-to-end tests and unit tests running (#2272)

.eslintrc.json

@@ -16,7 +16,8 @@
   },
   "rules": {
     "react/jsx-props-no-spreading": "error",
-    "react-hooks/exhaustive-deps": "false"
+    "react-hooks/exhaustive-deps": "false",
+    "import/no-unused-modules": [1, {"unusedExports": true}]
   },
   "globals": {
     "cy": true,