ci(Testing): add TypeScript test job (#4002)

* ci(Testing): add TypeScript job

* chore: add eol before eof

package.json

@@ -6,6 +6,7 @@
   "types": "./typings/index.d.ts",
   "scripts": {
     "test": "npm run lint && npm run docs:test && npm run lint:typings",
+    "test:typescript": "tsc",
     "docs": "docgen --source src --custom docs/index.yml --output docs/docs.json",
     "docs:test": "docgen --source src --custom docs/index.yml",
     "lint": "eslint src",