- Replaced internal string properties with EnvelopeQuery and ReceiverQuery records
- Updated Key property to encode/decode using the new structured types
- Added overloaded IMediator extension methods IsSignedAsync for better usability
- Simplified ReceiverAlreadySignedQueryHandler to work with the new structure
- Introduced `SaveDocStatusAsync` extension method on IMediator to simplify saving document status
- Added `SignDocAsync` extension method as a shortcut for signing document status
- Refactored `SaveDocStatusCommand` usage to support new mediator extension
- Eindeutiger Index für „Envelope.Uuid“ hinzugefügt
- Eindeutige Indizes für „Receiver.Signature“ und „Receiver.EmailAddress“ hinzugefügt
- Beziehungen von „DocumentStatus“ zu „Envelope.Uuid“ und „Receiver“ (Signature und EmailAddress) konfiguriert
- Entitätsbeschränkungen für die Datenintegrität verbessert
- Added support for filtering by Envelope.Id or Envelope.Uuid
- Added support for filtering by Receiver.Id, Receiver.EmailAddress, or Receiver.Signature
- Throw BadRequestException when required identifiers are missing
- Updated repository queries to combine envelope and receiver filters
- Feste NotFoundException durch generischen Ausnahmegenerator in ThrowIfNull-Methoden ersetzt.
- Neue Exceptions-Hilfsklasse für die Erstellung gängiger Ausnahmen (NotFound, BadRequest, Forbidden) hinzugefügt.
- Funktionalität der Then-Erweiterungsmethode unverändert beibehalten.
- Introduced ThrowIfNull<T>(Task<T?>) extension method to ensure awaited result is not null, throwing NotFoundException otherwise
- Added ThrowIfNull<T>(Task<IEnumerable<T>?>) extension method to validate collections, throwing NotFoundException if null or empty
- Supports optional custom exception messages for better error context
- Implemented ReadEnvelopeReceiverQueryHandler using MediatR
- Added filtering support for Envelope (Id, Status, Uuid) and Receiver (Id, EmailAddress, Signature)
- Included related navigation properties (Envelope, Documents, Elements, History, User, Receiver)
- Mapped result to EnvelopeReceiverDto using AutoMapper
