CQRS and outbox primitives for SharpCoreDB.

Version: v1.9.3 Package: SharpCoreDB.CQRS

• ✅ Aligned package metadata and version references to the synchronized 1.9.3 release line.
• ✅ Release automation now publishes all packable SharpCoreDB packages in CI/CD.

• Command contracts and handler abstractions
• In-memory and DI-backed command dispatchers
• Aggregate root base with pending domain events
• In-memory and persistent SharpCoreDB-backed outbox stores
• Retry/dead-letter-capable outbox dispatch services and hosted workers

• Package/docs synchronized to v1.9.0
• Outbox persistence + retry/dead-letter guidance improved
• Integration alignment with EventSourcing/Projections companion packages

dotnet add package SharpCoreDB.CQRS --version 1.9.0

• SharpCoreDB.EventSourcing
• SharpCoreDB.Projections

• docs/INDEX.md
• src/SharpCoreDB.CQRS/NuGet.README.md