Add CargoPartner/CargoTruck relations and eager loading

- Updated controllers and DbTables to support eager loading of CargoPartner and CargoTruck relations.
- Enhanced Shipping and ShippingDocument queries to include related transport entities.
- Extended SCHEMA.md with CargoPartner, CargoTruck, and updated Shipping schema details.

Nop.Plugin.Misc.AIPlugin/Controllers/FruitBankDataController.cs

@@ -142,14 +142,14 @@ namespace Nop.Plugin.Misc.FruitBankPlugin.Controllers
         {
             _logger.Detail($"GetCargoPartners invoked");
 
-            return await ctx.CargoPartners.GetAll().ToListAsync();
+            return await ctx.CargoPartners.GetAll(true).ToListAsync();
         }
 
         [SignalR(SignalRTags.GetCargoPartnerById)]
         public async Task<CargoPartner> GetCargoPartnerById(int id)
         {
             _logger.Detail($"GetCargoPartnerById invoked; id: {id}");
-            return await ctx.CargoPartners.GetByIdAsync(id);
+            return await ctx.CargoPartners.GetByIdAsync(id, true);
         }
 
         [SignalR(SignalRTags.AddCargoPartner)]
@@ -180,7 +180,7 @@ namespace Nop.Plugin.Misc.FruitBankPlugin.Controllers
         {
             _logger.Detail($"GetCargoTrucks invoked");
 
-            return await ctx.CargoTrucks.GetAll().ToListAsync();
+            return await ctx.CargoTrucks.GetAll(true).ToListAsync();
         }
 
         [SignalR(SignalRTags.GetCargoTruckById)]

Nop.Plugin.Misc.AIPlugin/Domains/DataLayer/CargoPartnerDbTable.cs

@@ -19,7 +19,11 @@ public class CargoPartnerDbTable : MgDbTableBase<CargoPartner>
 
     public IQueryable<CargoPartner> GetAll(bool loadRelations)
     {
-        return loadRelations ? GetAll().LoadWith(sd => sd.CargoTrucks) : GetAll();
+        return loadRelations ? 
+            GetAll()
+                .LoadWith(sd => sd.CargoTrucks) 
+                //.LoadWith(sd => sd.Shippings) 
+            : GetAll();
     }
 
     public Task<CargoPartner> GetByIdAsync(int id, bool loadRelations) => GetAll(loadRelations).FirstOrDefaultAsync(p => p.Id == id);

Nop.Plugin.Misc.AIPlugin/Domains/DataLayer/ShippingDbTable.cs

@@ -23,11 +23,14 @@ public class ShippingDbTable : MgDbTableBase<Shipping>
     {
         return loadRelations
             ? GetAll()
+                .LoadWith(s => s.CargoPartner)
+                .LoadWith(s => s.CargoTruck)
+                .LoadWith(s => s.CargoTrailer)
+                .LoadWith(s => s.ShippingDocuments).ThenLoad(sd => sd.Partner)
                 .LoadWith(s => s.ShippingDocuments).ThenLoad(sd => sd.ShippingItems).ThenLoad(si => si.ShippingItemPallets)
                 .LoadWith(s => s.ShippingDocuments).ThenLoad(sd => sd.ShippingItems).ThenLoad(si => si.Pallet)
                 .LoadWith(s => s.ShippingDocuments).ThenLoad(sd => sd.ShippingItems).ThenLoad(si => si.ProductDto).ThenLoad(prod => prod.GenericAttributes)
                 .LoadWith(s => s.ShippingDocuments).ThenLoad(sd => sd.ShippingDocumentToFiles).ThenLoad(sdtof => sdtof.ShippingDocumentFile)
-                .LoadWith(s => s.ShippingDocuments).ThenLoad(sd => sd.Partner)
             : GetAll();
     }
 

Nop.Plugin.Misc.AIPlugin/Domains/DataLayer/ShippingDocumentDbTable.cs

@@ -24,6 +24,9 @@ public class ShippingDocumentDbTable : MgDbTableBase<ShippingDocument>
         return loadRelations
             ? GetAll()
                 .LoadWith(sd => sd.Shipping)
+                .LoadWith(sd => sd.Shipping).ThenLoad(s => s.CargoPartner)
+                .LoadWith(sd => sd.Shipping).ThenLoad(s => s.CargoTruck)
+                .LoadWith(sd => sd.Shipping).ThenLoad(s => s.CargoTrailer)
                 .LoadWith(sd => sd.ShippingItems).ThenLoad(si => si.Pallet)
                 .LoadWith(sd => sd.ShippingItems).ThenLoad(si => si.ProductDto).ThenLoad(prod => prod.GenericAttributes)
                 .LoadWith(sd => sd.ShippingItems).ThenLoad(si => si.ShippingItemPallets)