Added a new Razor page `EnvelopeReceiverReportPage.razor` to display and manage envelope reports at the route `/envelope/{EnvelopeKey}/report`. Integrated DevExpress Blazor Reporting components (`DxReportViewer`, `DxPopup`) for rendering PDF documents and capturing user signatures.
Implemented a multi-tab signature capture interface supporting drawing, text input with font selection, and image uploads. Added support for dynamically overlaying captured signatures on PDF documents using `XRPictureBox`.
Introduced dependency injection for services like `AuthService`, `ReceiverAuthorizationService`, and `PageDataService` to handle authentication, data retrieval, and logging. Included lifecycle methods for user authorization, PDF loading, and restoring cached signatures.
Added validation for signature input, error handling for missing data, and utility methods for building reports, extracting PDF page counts, and converting base64 data URLs. Integrated JavaScript interop for canvas-based signature handling.
Included custom styles and assets, and implemented disposal logic for cleaning up resources.
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