feat: Get json dataset from stream, convert into NudgerData, start to implement DMN concepts

tsconfig.json

@@ -17,6 +17,7 @@
     "strict": true,
     "noImplicitAny": true,
     /* Completeness */
-    "skipLibCheck": true
+    "skipLibCheck": true,
+    "typeRoots": ["./src/types", "./node_modules/@types"]
   }
 }