feat(client): define digital sync contract

qimingclaw/crates/agent-electron-client/src/main/services/digitalEmployee/syncService.test.ts

@@ -89,6 +89,33 @@ describe("digital employee sync service", () => {
     const { flushDigitalEmployeeSyncOutbox } = await import("./syncService");
     const status = await flushDigitalEmployeeSyncOutbox({ force: true });
 
+    expect(lastSyncRequestBody()).toMatchObject({
+      client_key: "client-key-001",
+      device_id: "device-001",
+      contract_version: "qimingclaw.digital_employee.sync.v1",
+      items: [
+        expect.objectContaining({
+          outbox_id: "plan:upsert:plan-1",
+          entity_type: "plan",
+          entity_id: "plan-1",
+          operation: "upsert",
+          contract_version: "qimingclaw.digital_employee.sync.v1",
+          entity_summary: {
+            title: "同步测试计划 plan-1",
+            status: "pending",
+            summary: "用于验证同步失败诊断的业务摘要",
+          },
+          business_view: expect.objectContaining({
+            entity_type: "plan",
+            local_id: "plan-1",
+            title: "同步测试计划 plan-1",
+            status: "pending",
+            objective: "用于验证同步失败诊断的业务摘要",
+          }),
+          payload: { ok: true },
+        }),
+      ],
+    });
     expect(status.pending).toBe(0);
     expect(status.failed).toBe(0);
     expect(readOutbox("plan:upsert:plan-1")).toMatchObject({
@@ -292,6 +319,11 @@ function jsonResponse(body: unknown): Response {
   } as unknown as Response;
 }
 
+function lastSyncRequestBody(): Record<string, unknown> {
+  const init = mockState.fetch.mock.calls.at(-1)?.[1] as RequestInit | undefined;
+  return JSON.parse(String(init?.body ?? "{}")) as Record<string, unknown>;
+}
+
 interface TestOutboxRow {
   id: string;
   entity_type: string;
@@ -427,6 +459,16 @@ class TestDb {
       return this.plans.get(id);
     }
 
+    if (sql.startsWith("SELECT name AS title, kind AS status, uri AS summary, payload FROM digital_artifacts")) {
+      const [id] = args as [string];
+      return this.artifacts.get(id);
+    }
+
+    if (sql.startsWith("SELECT title, status, NULL AS objective, payload FROM digital_approvals")) {
+      const [id] = args as [string];
+      return this.approvals.get(id);
+    }
+
     if (
       sql.includes("COUNT(*) AS count FROM digital_sync_outbox WHERE status = ?")
     ) {