test: Update jest configuration (#3951)

* Split shared tests

* Centralize and parallelize jest config

* ci

app/.jestconfig.json

@@ -1,30 +0,0 @@
-{
-  "verbose": false,
-  "rootDir": "..",
-  "roots": [
-    "<rootDir>/app",
-    "<rootDir>/shared"
-  ],
-  "moduleNameMapper": {
-    "^~/(.*)$": "<rootDir>/app/$1",
-    "^@shared/(.*)$": "<rootDir>/shared/$1",
-    "^.*[.](gif|ttf|eot|svg)$": "<rootDir>/__test__/fileMock.js",
-    "^uuid$": "<rootDir>/node_modules/uuid/dist/index.js"
-  },
-  "moduleDirectories": [
-    "node_modules"
-  ],
-  "modulePaths": [
-    "<rootDir>/app"
-  ],
-  "setupFiles": [
-    "<rootDir>/__mocks__/window.js"
-  ],
-  "setupFilesAfterEnv": [
-    "./app/test/setup.ts"
-  ],
-  "testEnvironment": "jsdom",
-  "testEnvironmentOptions": {
-    "url": "http://localhost"
-  }
-}