Merge branch 'SIG-5340-v5'

* SIG-5340-v5: (22 commits)
  Refactor ensure successful status code
  Add integration test for complex file metadata
  Refactor various style improvements
  Fix simplify null checks
  Refactor to request objects for transaction creation
  Remove obsolete methods
  Refactor test ResponseBody in exceptions
  Refactor use BadAuthorizationException
  Remove unused activity types
  Add converter for Field value
  Add FileFieldType enum
  Refactor EnsureAvailableStatusCode to be async
  Refactor to nullable enable
  Make remove documentation warnings
  Remove support weak digest hash algos
  Reformat use file-scoped namespaces
  Remove obsolete exception
  Fix or suppress StyleCop Analyzer warnings
  Remove unused using directives
  Remove NCrunch
  ...

Fixes SIG-5340

Merge branch 'SIG-5341-v4-final'

* SIG-5341-v4-final:
  Add integration tests
  Fix non-breaking data object discrepencies with API docs
  Add ResponseBody property to exceptions
  Add missing verifications for CSC, OIDC, and Onfido

Fixes SIG-5341

Merge branch 'bump/renovate-combination-18-09-2025'

* bump/renovate-combination-18-09-2025:
  Update dependency FluentAssertions to v8
  Update dependency xunit.runner.visualstudio to v3
  Update dependency Microsoft.NET.Test.Sdk to v17
  Update dependency System.ValueTuple to 4.6.1
  Update dependency Newtonsoft.Json to 13.0.4

Merge branch 'v4'

* v4:
  Make only publish conditional on merge commit with tag
  Remove SH_VERSION_SUFFIX from CI workflow and project file
  Add usertoken support back
  Reword csprojs
  Add SignerDelegated signer activity type
  Add ConsumerSigning activities
  Update documentation
  Added new version info
  Drop UserToken for SignHostApiClient
  Refactor DaysToRemind to nullable int
  Reformat readme for consistency & line length

This merge brings v4 development into master, officially promoting v4 from prerelease to stable. The v4 branch contained breaking changes and other improvements that have been tested and are now ready for general availability.

Fixes SIG-4754

Merge branch 'SIG-4779-Add-SignerDelegated-activity' into v4-prerelease

* SIG-4779-Add-SignerDelegated-activity:
  Add SignerDelegated signer activity type

Fixes SIG-4779

Make use upload-artifact v4

Update outdated badge & NuGet pkg name

Add ConsumerSigning activities

Adds activities relating to consumer signing.

Merge branch 'SIG-4613-Automate-Package-Version-Determination-Using-G…

…it-Tags'

* SIG-4613-Automate-Package-Version-Determination-Using-Git-Tags:
  Add git tag for versioning

Fixes SIG-4613

Merge pull request #120 from Evidos/renovate/nuget-newtonsoft.json-vu…

…lnerability

Update dependency Newtonsoft.Json to v13 [SECURITY]