Add Authority Advisory AI and API Lifecycle Configuration

- Introduced AuthorityAdvisoryAiOptions and related classes for managing advisory AI configurations, including remote inference options and tenant-specific settings.
- Added AuthorityApiLifecycleOptions to control API lifecycle settings, including legacy OAuth endpoint configurations.
- Implemented validation and normalization methods for both advisory AI and API lifecycle options to ensure proper configuration.
- Created AuthorityNotificationsOptions and its related classes for managing notification settings, including ack tokens, webhooks, and escalation options.
- Developed IssuerDirectoryClient and related models for interacting with the issuer directory service, including caching mechanisms and HTTP client configurations.
- Added support for dependency injection through ServiceCollectionExtensions for the Issuer Directory Client.
- Updated project file to include necessary package references for the new Issuer Directory Client library.

src/TaskRunner/StellaOps.TaskRunner/StellaOps.TaskRunner.Tests/TestManifests.cs

@@ -26,8 +26,8 @@ spec:
       required: false
       default: false
   approvals:
-    - id: security-review
-      grants: ["Packs.Approve"]
+    - id: security-review
+      grants: ["packs.approve"]
   steps:
     - id: plan-step
       name: Plan
@@ -112,8 +112,8 @@ metadata:
   version: 1.0.0
 spec:
   secrets:
-    - name: apiKey
-      scope: Packs.Run
+    - name: apiKey
+      scope: packs.run
       description: API authentication token
   steps:
     - id: use-secret