Added routing, jwt handling and Dashboard.jsx

public/i18n/en.json

@@ -12,6 +12,16 @@
     "ERROR_EMAIL": "Enter a valid email address with '@' and with '.'.",
     "ERROR_PASSWORD": "The password must have at least one character."
   },
+  "INFO": {
+    "ERROR": {
+      "LOAD_PROFILE": "Error during loading of the user profile data.",
+      "NETWORK_FAILURE": "Network failure. Could not connect to server."
+    }
+  },
+  "DASHBOARD": {
+    "LOADING": "Loading dashboard ...",
+    "HELLO": "Hello"
+  },
   "welcome": "Control your game backlog",
   "login": "Login"
 }