feat(cloud-agent): 云端 Agent - 完善运行时与资源持久化

backend/internal/app/cloud_agent_diagnostics_test.go

@@ -148,7 +148,7 @@ func TestCloudAgentMediaAdmissionReportsTaskBinding(t *testing.T) {
 
 func TestCloudAgentCancellationRecordsSourceOnce(t *testing.T) {
 	s, _, args := agentMediaFixture(t)
-	run, _ := agentMediaRun(t, s, args, "auto")
+	run, _ := agentMediaRun(t, s, args, "request_approval")
 	if err := s.advanceCloudAgentByID("user", run.ID); err != nil {
 		t.Fatal(err)
 	}