feat: setup nightly tests for postgres and mysql schemas (#4441)

* feat: unify Jest config

* feat: simplify DB setup for tests

* feat: setup nightly tests for postgres and mysql schemas

packages/core/jest.config.js

@@ -0,0 +1,2 @@
+/** @type {import('jest').Config} */
+module.exports = require('../../jest.config');

packages/core/package.json

@@ -31,15 +31,12 @@
     "@types/cron": "~1.7.1",
     "@types/crypto-js": "^4.0.1",
     "@types/express": "^4.17.6",
-    "@types/jest": "^27.4.0",
     "@types/lodash.get": "^4.4.6",
     "@types/mime-types": "^2.1.0",
     "@types/node": "^16.11.22",
     "@types/request-promise-native": "~1.0.15",
     "@types/uuid": "^8.3.2",
-    "jest": "^27.4.7",
     "source-map-support": "^0.5.9",
-    "ts-jest": "^27.1.3",
     "typescript": "~4.8.0"
   },
   "dependencies": {
@@ -59,22 +56,5 @@
     "request": "^2.88.2",
     "request-promise-native": "^1.0.7",
     "uuid": "^8.3.2"
-  },
-  "jest": {
-    "transform": {
-      "^.+\\.ts$": "ts-jest"
-    },
-    "testURL": "http://localhost/",
-    "testRegex": "(/__tests__/.*|(\\.|/)(test|spec))\\.(js|ts)$",
-    "testPathIgnorePatterns": [
-      "/dist/",
-      "/node_modules/"
-    ],
-    "moduleFileExtensions": [
-      "ts",
-      "js",
-      "json",
-      "node"
-    ]
   }
 }