feat: Implement vulnerability token signing and verification utilities

- Added VulnTokenSigner for signing JWT tokens with specified algorithms and keys.
- Introduced VulnTokenUtilities for resolving tenant and subject claims, and sanitizing context dictionaries.
- Created VulnTokenVerificationUtilities for parsing tokens, verifying signatures, and deserializing payloads.
- Developed VulnWorkflowAntiForgeryTokenIssuer for issuing anti-forgery tokens with configurable options.
- Implemented VulnWorkflowAntiForgeryTokenVerifier for verifying anti-forgery tokens and validating payloads.
- Added AuthorityVulnerabilityExplorerOptions to manage configuration for vulnerability explorer features.
- Included tests for FilesystemPackRunDispatcher to ensure proper job handling under egress policy restrictions.

src/Authority/StellaOps.Authority/StellaOps.Auth.Client/StellaOps.Auth.Client.csproj

@@ -28,6 +28,7 @@
   </PropertyGroup>
   <ItemGroup>
     <ProjectReference Include="..\StellaOps.Auth.Abstractions\StellaOps.Auth.Abstractions.csproj" />
+    <ProjectReference Include="..\..\..\AirGap\StellaOps.AirGap.Policy\StellaOps.AirGap.Policy\StellaOps.AirGap.Policy.csproj" />
     <ProjectReference Include="../../../__Libraries/StellaOps.Configuration/StellaOps.Configuration.csproj" />
   </ItemGroup>
   <ItemGroup>
@@ -44,4 +45,4 @@
       <_Parameter1>StellaOps.Auth.Client.Tests</_Parameter1>
     </AssemblyAttribute>
   </ItemGroup>
-</Project>
+</Project>