feat: Enhance Task Runner with simulation and failure policy support

- Added tests for output projection and failure policy population in TaskPackPlanner.
- Introduced new failure policy manifest in TestManifests.
- Implemented simulation endpoints in the web service for task execution.
- Created TaskRunnerServiceOptions for configuration management.
- Updated appsettings.json to include TaskRunner configuration.
- Enhanced PackRunWorkerService to handle execution graphs and state management.
- Added support for parallel execution and conditional steps in the worker service.
- Updated documentation to reflect new features and changes in execution flow.

src/AdvisoryAI/StellaOps.AdvisoryAI.WebService/appsettings.json

@@ -0,0 +1,14 @@
+{
+  "AdvisoryAI": {
+    "SbomBaseAddress": "http://localhost:5210/",
+    "Queue": {
+      "DirectoryPath": "../var/advisory-ai-queue"
+    }
+  },
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  }
+}