refactor(appsettings.UI): add appsettings for UI

EnvelopeGenerator.Web/appsettings.json

@@ -74,56 +74,8 @@
       }
     ]
   },
-  "ContactLink": {
-    "Label": "Kontakt",
-    "Href": "https://digitaldata.works/",
-    "HrefLang": "de",
-    "Target": "_blank",
-    "Title": "Digital Data GmbH"
-  },
-  /* Resx naming format is -> Resource.language.resx (eg: Resource.de_DE.resx). 
-     To add a new language, first you should write the required resx file.
-     first is the default culture name. */
-  "Cultures": [
-    {
-      "Language": "de-DE",
-      "FIClass": "fi-de"
-    },
-    {
-      "Language": "en-US",
-      "FIClass": "fi-us"
-    }
-  ],
   "DisableMultiLanguage": false,
-  "Regexes": [
-    {
-      "Pattern": "/^\\p{L}+(?:([\\ \\-\\']|(\\.\\ ))\\p{L}+)*$/u",
-      "Name": "City",
-      "Platforms": [ ".NET" ]
-    },
-    {
-      "Pattern": "/^[a-zA-Z\\u0080-\\u024F]+(?:([\\ \\-\\']|(\\.\\ ))[a-zA-Z\\u0080-\\u024F]+)*$/",
-      "Name": "City",
-      "Platforms": [ "javascript" ]
-    }
-  ],
-  "CustomImages": {
-    "App": {
-      "Src": "/img/DD_signFLOW_LOGO.png",
-      "Classes": {
-        "Main": "signFlow-logo"
-      }
-    },
-    "Company": {
-      "Src": "/img/digital_data.svg",
-      "Classes": {
-        "Show": "dd-show-logo",
-        "Locked": "dd-locked-logo"
-      }
-    }
-  },
   "TFARegParams": {
     "TimeLimit": "90.00:00:00"
-  },
-  "MainPageTitle": null
-}
+  }
+}