Spiral Model C#

I have created following:

01 - Db.Model

( i.e., "TicketProtection.cs + "ServiceCharges.cs" + "AtolProtection.cs")

02 - Configuration

( i.e., "TicketProtectionConfiguration.cs" + "ServiceChargesConfiguration.cs" + "AtolProtectionConfiguration.cs")

03 - Migration

Added Migration(add-migration added_costing_charges_table) 

04 - SQL Insert Script

( i.e., for ticket_protection_charges. in figure bellow)Please review if i miss anything...?

05 - Data for SQL Insert Script:

creating file in seeding folder of project - with "embaded resource"

06 - Run the Project on Database to check data & tables are created.

07 - Repository:

08 - Manager ( Interface and Implementation) (Reference Data Manager)

09 - Controller (Reference Data Controller) "CustomApiResponse"

10 - Create Map in SelectItemProfile  

11 - Create Front End "Costing Methods PassengerType wise"