[FA-misc] Mass transit overhaul, needs testing and review

FictionArchive.Service.ReportingService/GraphQL/Mutation.cs

@@ -0,0 +1,15 @@
+using HotChocolate;
+using HotChocolate.Authorization;
+
+namespace FictionArchive.Service.ReportingService.GraphQL;
+
+public class Mutation
+{
+    /// <summary>
+    /// Placeholder mutation for GraphQL schema requirements.
+    /// The ReportingService is primarily read-only, consuming events from other services.
+    /// </summary>
+    [Authorize(Roles = ["admin"])]
+    [GraphQLDescription("Placeholder mutation. ReportingService is primarily read-only.")]
+    public bool Ping() => true;
+}