Refactor Category Service ...

- Add all HardCoded Strings in Constants ...
- Apply Resolve Constant Replacement Side Affects ...
- add Support for Service Main Provider ...

Configurations/Entities/XCategoryEntityConfiguration.cs

@@ -1,5 +1,6 @@
 using Microsoft.EntityFrameworkCore;
 using Microsoft.EntityFrameworkCore.Metadata.Builders;
+using xCategoryService.Constants;
 using xCategoryService.Models.Entities;
 using xDataService.Providers;
 
@@ -9,7 +10,7 @@ namespace xCategoryService.Configurations.Entities
     {
         public override void Configure(EntityTypeBuilder<XCategory> builder)
         {
-            builder.ToTable("Categories");
+            builder.ToTable(XCategoryServiceConstants.XCategoryTable);
         }
     }
 }