- Introduced `NativeTestBase` class for ELF, PE, and Mach-O binary parsing helpers and assertions.
- Created `TestCryptoFactory` for SM2 cryptographic provider setup and key generation.
- Implemented `Sm2SigningTests` to validate signing functionality with environment gate checks.
- Developed console export service and store with comprehensive unit tests for export status management.
- Added DefaultCryptoHmac class implementing ICryptoHmac interface.
- Introduced purpose-based HMAC computation methods.
- Implemented verification methods for HMACs with constant-time comparison.
- Created HmacAlgorithms and HmacPurpose classes for well-known identifiers.
- Added compliance profile support for HMAC algorithms.
- Included asynchronous methods for HMAC computation from streams.
- Created StellaOps.Notify.Storage.Mongo project with initial configuration.
- Added expected output files for acceptance tests (at1.txt to at10.txt).
- Added fixture input files for acceptance tests (at1 to at10).
- Created input and signature files for test cases fc1 to fc5.
- Added DevPortalOfflineJob to coordinate bundle construction, manifest signing, and artifact persistence.
- Introduced DevPortalOfflineWorkerOptions for configuration of the offline export job.
- Enhanced the Worker class to utilize DevPortalOfflineJob and handle execution based on configuration.
- Implemented HmacDevPortalOfflineManifestSigner for signing manifests with HMAC SHA256.
- Created FileSystemDevPortalOfflineObjectStore for storing artifacts in the file system.
- Updated appsettings.json to include configuration options for the DevPortal offline export.
- Added unit tests for DevPortalOfflineJob and HmacDevPortalOfflineManifestSigner to ensure functionality.
- Refactored existing tests to accommodate changes in method signatures and new dependencies.
