feat(platform): add quality notification plan

vehicle-data-platform/apps/api/internal/platform/handler_test.go

@@ -859,6 +859,35 @@ func TestHandlerQualityIssuesFiltersIssueType(t *testing.T) {
 	}
 }
 
+func TestHandlerQualityNotificationPlan(t *testing.T) {
+	handler := NewHandler(NewService(NewMockStore()))
+	rec := httptest.NewRecorder()
+	req := httptest.NewRequest(http.MethodGet, "/api/quality/notification-plan?limit=10", nil)
+	handler.ServeHTTP(rec, req)
+	if rec.Code != http.StatusOK {
+		t.Fatalf("status = %d body=%s", rec.Code, rec.Body.String())
+	}
+	var body struct {
+		Data QualityNotificationPlan `json:"data"`
+	}
+	if err := json.Unmarshal(rec.Body.Bytes(), &body); err != nil {
+		t.Fatalf("response JSON should decode: %v body=%s", err, rec.Body.String())
+	}
+	if body.Data.ActiveRuleCount == 0 || body.Data.P0RuleCount == 0 {
+		t.Fatalf("notification plan should expose active P0 rules, got %+v", body.Data)
+	}
+	if len(body.Data.Rules) == 0 || len(body.Data.Policies) == 0 || len(body.Data.PriorityIssues) == 0 {
+		t.Fatalf("notification plan should include rules, policies and priority issues: %+v", body.Data)
+	}
+	first := body.Data.PriorityIssues[0]
+	if first.Priority != "P0" || first.ActionLabel == "" || first.SLA == "" || first.VehicleLabel == "" {
+		t.Fatalf("priority issue should be enriched for notification: %+v", first)
+	}
+	if !strings.Contains(first.NotificationText, "实时定位") || !strings.Contains(first.NotificationText, "#/history") {
+		t.Fatalf("priority issue should include evidence links, got %q", first.NotificationText)
+	}
+}
+
 func TestHandlerOpsHealthIncludesVehicleServiceRuntime(t *testing.T) {
 	handler := NewHandler(NewServiceWithRuntime(NewMockStore(), RuntimeInfo{RequestTimeoutMs: 1500}))
 	rec := httptest.NewRecorder()