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

src/middlewares/xmlBodyParser.ts

@@ -0,0 +1,17 @@
+import { NextFunction, Request, Response } from "express";
+
+export default function (req: Request, res: Response, next: NextFunction) {
+  if (req.is("application/xml")) {
+    let data = "";
+    req.setEncoding("utf8");
+    req.on("data", (chunk: any) => {
+      data += chunk;
+    });
+    req.on("end", () => {
+      req.body = data;
+      next();
+    });
+  } else {
+    next();
+  }
+}