add ts-node

Author: notanengineercom

package-lock.json

@@ -49,6 +49,7 @@
         "@ava/typescript": "^1.1.0",
         "@types/node": "^14.11.2",
         "ava": "^3.13.0",
+        "ts-node": "^9.0.0",
         "typescript": "^4.0.3"
     },
     "ava": {