EKÁER: depot, isEkaer, grid layout, doc updates

- Switch to DEV DB and split company address street/number
- CustomerCreditWidget: isEkaer now nullable, defaults to true
- FruitBankDataController: add grid layout CRUD endpoints
- EKÁER: require depot for inbound, batch isEkaer for outbound
- Update docs: stricter foreign reporting, depot handling, isEkaer logic, mapping rules, and close depot-grouping issue

Presentation/Nop.Web/App_Data/appsettings.json

@@ -1,6 +1,6 @@
 {
   "ConnectionStrings": {
-    "ConnectionString": "Data Source=100.73.220.50;Initial Catalog=FruitBank_PROD;Integrated Security=False;Persist Security Info=False;User ID=sa;Password=v6f_?xNfg9N1;Trust Server Certificate=True",
+    "ConnectionString": "Data Source=100.73.220.50;Initial Catalog=FruitBank_DEV;Integrated Security=False;Persist Security Info=False;User ID=sa;Password=v6f_?xNfg9N1;Trust Server Certificate=True",
     "DataProvider": "sqlserver",
     "SQLCommandTimeout": null,
     "WithNoLock": false

Presentation/Nop.Web/appsettings.json

@@ -45,7 +45,8 @@
 			"Site": {
 				"PostalCode": "1239",
 				"City": "Budapest",
-				"Street": "Nagykőrösi út 353."
+				"Street": "Nagykőrösi út",
+				"StreetNumber": "353"
 			}
 		},
 		"Thresholds": {