Add unit tests for PackRunAttestation and SealedInstallEnforcer

- Implement comprehensive tests for PackRunAttestationService, covering attestation generation, verification, and event emission.
- Add tests for SealedInstallEnforcer to validate sealed install requirements and enforcement logic.
- Introduce a MonacoLoaderService stub for testing purposes to prevent Monaco workers/styles from loading during Karma runs.

src/Cli/__Tests/StellaOps.Cli.Tests/Commands/MigrationModuleRegistryTests.cs

@@ -10,14 +10,13 @@ public class MigrationModuleRegistryTests
     public void Modules_Populated_With_All_Postgres_Modules()
     {
         var modules = MigrationModuleRegistry.Modules;
-        Assert.Equal(6, modules.Count);
+        Assert.Equal(5, modules.Count);
         Assert.Contains(modules, m => m.Name == "Authority" && m.SchemaName == "authority");
         Assert.Contains(modules, m => m.Name == "Scheduler" && m.SchemaName == "scheduler");
-        Assert.Contains(modules, m => m.Name == "Concelier" && m.SchemaName == "vuln");
         Assert.Contains(modules, m => m.Name == "Policy" && m.SchemaName == "policy");
         Assert.Contains(modules, m => m.Name == "Notify" && m.SchemaName == "notify");
         Assert.Contains(modules, m => m.Name == "Excititor" && m.SchemaName == "vex");
-        Assert.Equal(6, MigrationModuleRegistry.ModuleNames.Count());
+        Assert.Equal(5, MigrationModuleRegistry.ModuleNames.Count());
     }
 
     [Fact]

src/Cli/__Tests/StellaOps.Cli.Tests/Commands/SystemCommandBuilderTests.cs

@@ -25,7 +25,6 @@ public class SystemCommandBuilderTests
     {
         Assert.Contains("Authority", MigrationModuleRegistry.ModuleNames);
         Assert.Contains("Scheduler", MigrationModuleRegistry.ModuleNames);
-        Assert.Contains("Concelier", MigrationModuleRegistry.ModuleNames);
         Assert.Contains("Policy", MigrationModuleRegistry.ModuleNames);
         Assert.Contains("Notify", MigrationModuleRegistry.ModuleNames);
         Assert.Contains("Excititor", MigrationModuleRegistry.ModuleNames);