feat: add metadata catalog cleanup commands

frontend/src/api/catalog-databases.ts

@@ -123,6 +123,15 @@ export interface CatalogRelationship {
   updatedAt: string;
 }
 
+export type CatalogDatabaseMetadataDeleteTarget = "tables" | "relationships";
+export type CatalogTableMetadataDeleteTarget = "columns" | "relationships";
+
+export interface CatalogMetadataDeleteCounts {
+  tables: number;
+  columns: number;
+  relationships: number;
+}
+
 export type CatalogSyncScope = "tables" | "columns" | "relationships" | "all";
 export type CatalogSyncState = "queued" | "running" | "awaiting_confirmation" | "applying"
   | "succeeded" | "failed" | "cancelled" | "interrupted";
@@ -228,6 +237,23 @@ export const updateCatalogColumnMetadata = (
 export const listCatalogRelationships = (databaseId: string) =>
   apiFetch<CatalogRelationship[]>(`/catalog/databases/${encodeURIComponent(databaseId)}/relationships`);
 
+export const deleteCatalogDatabaseMetadata = (
+  databaseIds: string[],
+  target: CatalogDatabaseMetadataDeleteTarget,
+) => apiFetch<CatalogMetadataDeleteCounts>("/catalog/databases/metadata-cleanup", {
+  method: "POST",
+  body: JSON.stringify({ databaseIds, target }),
+});
+
+export const deleteCatalogTableMetadata = (
+  databaseId: string,
+  tableIds: string[],
+  target: CatalogTableMetadataDeleteTarget,
+) => apiFetch<CatalogMetadataDeleteCounts>(
+  `/catalog/databases/${encodeURIComponent(databaseId)}/tables/metadata-cleanup`,
+  { method: "POST", body: JSON.stringify({ tableIds, target }) },
+);
+
 export const startCatalogSync = (
   databaseId: string,
   version: number,