Update content.json

public/content/content.json

@@ -602,7 +602,8 @@
       "project": "",
       "author": {
         "firstName": "Rosanny",
-        "lastName": "Sihombing"
+        "lastName": "Sihombing",
+        "hftURL": "https://www.hft-stuttgart.de/p/rosanny-sihombing"
       },
       "project_year_start": "2016",
       "project_year_end": "2016",
@@ -627,7 +628,8 @@
       "project": "EnSign",
       "author": {
         "firstName": "Rosanny",
-        "lastName": "Sihombing"
+        "lastName": "Sihombing",
+        "hftURL": "https://www.hft-stuttgart.de/p/rosanny-sihombing"
       },
       "project_year_start": "2015",
       "project_year_end": "2018",