admin can delete status changes from post timeline

packages/api/src/routes/admin/posts.ts

@@ -509,6 +509,26 @@ export default async function adminPostRoutes(app: FastifyInstance) {
     }
   );
 
+  // delete a status change entry
+  app.delete<{ Params: { id: string } }>(
+    "/admin/status-changes/:id",
+    { preHandler: [app.requireAdmin], config: { rateLimit: { max: 20, timeWindow: "1 minute" } } },
+    async (req, reply) => {
+      const sc = await prisma.statusChange.findUnique({ where: { id: req.params.id }, select: { id: true, postId: true, toStatus: true } });
+      if (!sc) {
+        reply.status(404).send({ error: "Status change not found" });
+        return;
+      }
+      // delete related notifications
+      await prisma.notification.deleteMany({
+        where: { postId: sc.postId, type: "status_changed" },
+      });
+      await prisma.statusChange.delete({ where: { id: sc.id } });
+      req.log.info({ adminId: req.adminId, statusChangeId: sc.id }, "status change deleted");
+      reply.status(204).send();
+    }
+  );
+
   app.post<{ Params: { id: string }; Body: z.infer<typeof rollbackBody> }>(
     "/admin/posts/:id/rollback",
     { preHandler: [app.requireAdmin], config: { rateLimit: { max: 10, timeWindow: "1 minute" } } },