Refactored `IPersonalContractingPartyRepository` to replace `GetByRegisterId` with `GetByNationalId`. Updated `InstitutionContractApplication` to use the new method and removed duplicate `RegisterId` validation logic.
Removed `Index.cshtml` and `Index.cshtml.cs` files, including all associated HTML, scripts, styles, and backend logic, indicating a deprecation or restructuring of the related functionality.
Refactored `FinancialInvoice` to include new properties (`Description`, `PublicId`, `IsActive`) and methods for managing items and statuses. Introduced `FinancialInvoiceItem` for invoice itemization. Updated `PaymentTransaction` to reference `FinancialInvoice`.
Enhanced repository and application layers with CRUD operations, advanced search functionality, and integration with contracts. Updated `CompanyContext` with `DbSet<FinancialInvoices>` and `DbSet<FinancialInvoiceItem>`.
Created new database tables for `FinancialInvoices` and `FinancialInvoiceItem`, and updated relationships with `PaymentTransactions`. Added DTOs for invoice creation, editing, and searching. Registered `IFinancialInvoiceRepository` for dependency injection.
- Added `DigitalReceipt` and `Rrn` columns to `PaymentTransactions` table for enhanced payment tracking.
- Introduced `SepehrPaymentGateway` class for API integration, including methods for creating, verifying, and processing payments.
- Updated `PaymentTransaction` class to include `Gateway`, `Rrn`, and `DigitalReceipt` properties.
- Refactored payment workflows in `GeneralController`, `Index.cshtml.cs`, and `FinancialController` to use Sepehr gateway.
- Added new classes (`TokenReq`, `SepehrGatewayPayResponse`, etc.) for handling Sepehr-specific requests and responses.
- Configured Sepehr gateway in `Program.cs` using the `Parbad` library.
- Updated `appsettings.json` and `appsettings.Development.json` to include `SepehrGateWayTerminalId`.
- Added `Parbad.AspNetCore` and `Parbad.Storage.Cache` packages to the project.
- Improved error handling for payment creation and verification processes.
