fix(workbench): refresh work orders after projection events

src/features/workbench/hooks/use-workbench-sync.test.ts

@@ -1,5 +1,6 @@
 import { describe, expect, it } from "vitest";
-import { shouldApplyWorkbenchSnapshot } from "./use-workbench-sync";
+import type { WorkbenchEvent } from "../api/workbench-sync-client";
+import { shouldApplyWorkbenchSnapshot, shouldRefreshWorkbenchRuntime } from "./use-workbench-sync";
 
 describe("workbench snapshot ordering", () => {
   it("rejects an older concurrent response even when its cursor is valid", () => {
@@ -29,3 +30,24 @@ describe("workbench snapshot ordering", () => {
     })).toBe(true);
   });
 });
+
+describe("work-order projection readiness", () => {
+  const event: WorkbenchEvent = {
+    schema: "workbench-event@1",
+    event_seq: 1,
+    event_id: "324ff7ee-c2d4-5184-a84b-48fb14a2933e",
+    project_id: "324ff7ee-c2d4-5184-a84b-48fb14a2933e",
+    topic: "workbench.work_order.changed",
+    aggregate_type: "peripheral_work_order",
+    aggregate_id: "source-order",
+    aggregate_revision: 1,
+    occurred_at: "2026-10-08T00:00:00Z",
+    metadata: { source: "peripheral_sample" }
+  };
+
+  it("waits for authoritative projection events instead of fetching a premature snapshot", () => {
+    expect(shouldRefreshWorkbenchRuntime(event)).toBe(false);
+    expect(shouldRefreshWorkbenchRuntime({ ...event, aggregate_type: "operational_action" })).toBe(true);
+    expect(shouldRefreshWorkbenchRuntime({ ...event, topic: "workbench.alert.changed", aggregate_type: "workbench_alert" })).toBe(true);
+  });
+});

src/features/workbench/hooks/use-workbench-sync.ts

@@ -14,6 +14,12 @@ const RUNTIME_TOPICS = new Set<WorkbenchEvent["topic"]>([
   "analysis.run.changed"
 ]);
 
+export function shouldRefreshWorkbenchRuntime(event: WorkbenchEvent) {
+  // Source changes wake the backend synchronizer. Its committed task events
+  // refresh the UI after the authoritative projection is ready.
+  return RUNTIME_TOPICS.has(event.topic) && event.aggregate_type !== "peripheral_work_order";
+}
+
 export type WorkbenchSyncState = {
   snapshot: WorkbenchSyncSnapshot | null;
   events: WorkbenchEvent[];
@@ -99,7 +105,7 @@ export function useWorkbenchSync(getAccessToken?: AccessTokenProvider): Workbenc
             if (unseen.length === 0) return;
             cursorRef.current = unseen.at(-1)!.event_seq;
             setEvents((current) => [...current, ...unseen]);
-            if (unseen.some((event) => RUNTIME_TOPICS.has(event.topic))) {
+            if (unseen.some(shouldRefreshWorkbenchRuntime)) {
               if (runtimeRefreshRef.current !== undefined) window.clearTimeout(runtimeRefreshRef.current);
               runtimeRefreshRef.current = window.setTimeout(() => {
                 void loadSnapshot().catch((nextError) => {