Update public/content/content.json

public/content/content.json

 [ {
+    
+    "item": {
+      "title": "CityDemonstrator",
+      "project": "iCity Project",
+      "author": {
+        "firstName": "Sven",
+        "lastName": "Schneider",
+        "hftURL": "https://www.hft-stuttgart.de/p/sven-schneider"
+      },
+      "project_year_start": "2021",
+      "project_year_end": "2024",
+      "project_is_on_going": true,
+      "imageLink": "https://citydemonstrator.hft-stuttgart.de/assets/img/iCity_network_1.svg",
+      "keywords": ["Smart City", "Participation", "LIN Stadt"],
+      "description_en": "Learn about Intelligent Cities with our City Demonstrator. Find out what makes our cities Liveable, Intelligent and Sustainable - the LIS city.",
+      "description_de": "Erfahren Sie mehr über intelligente Städte mit dem City Demonstrator. Was macht unsere Städte Lebenswert, Intelligent und Nachhaltig - die LIN Stadt."
+    },
+    "refIndex": 2,
+    "links": {
+      "demo": "https://citydemonstrator.hft-stuttgart.de/",
+      "project": "http://icity.hft-stuttgart.de/#/"
+    }
+  },
+  {
     "item": {
       "title": "Smart Public Building",
       "project": "iCity Explorative Project",