dry run migration

frontend/src/types/dashboard.ts

@@ -16,5 +16,48 @@ export interface DashboardSelection {
   source_env_id: string;
   target_env_id: string;
   replace_db_config?: boolean;
+  fix_cross_filters?: boolean;
 }
-// [/DEF:DashboardTypes:Module]
+
+export interface DiffObjectRef {
+  uuid: string;
+  title?: string;
+  target_title?: string;
+}
+
+export interface DiffBucket {
+  create: DiffObjectRef[];
+  update: DiffObjectRef[];
+  delete: DiffObjectRef[];
+}
+
+export interface DryRunRiskItem {
+  code: string;
+  severity: "low" | "medium" | "high";
+  object_type: string;
+  object_uuid: string;
+  message: string;
+}
+
+export interface MigrationDryRunResult {
+  generated_at: string;
+  selection: DashboardSelection;
+  selected_dashboard_titles: string[];
+  diff: {
+    dashboards: DiffBucket;
+    charts: DiffBucket;
+    datasets: DiffBucket;
+  };
+  summary: {
+    dashboards: Record<"create" | "update" | "delete", number>;
+    charts: Record<"create" | "update" | "delete", number>;
+    datasets: Record<"create" | "update" | "delete", number>;
+    selected_dashboards: number;
+  };
+  risk: {
+    score: number;
+    level: "low" | "medium" | "high";
+    items: DryRunRiskItem[];
+  };
+}
+// [/DEF:DashboardTypes:Module]