Add governed GRB refresh workflow

frontend/src/types.ts

@@ -755,6 +755,58 @@ export interface SourceCatalogProbeReport {
   limitations: string[]
 }
 
+export type GrbRefreshLayerStatus =
+  | 'current'
+  | 'update_available'
+  | 'not_loaded'
+  | 'review_required'
+  | 'remote_unavailable'
+
+export interface GrbRefreshLayerPlan {
+  theme: 'buildings' | 'roads' | 'water' | 'parcels'
+  display_name: string
+  collections: string[]
+  temporal_series_key: string
+  status: GrbRefreshLayerStatus
+  local_dataset_id?: string | null
+  local_source_version?: string | null
+  local_observed_at?: string | null
+  local_imported_at?: string | null
+  local_feature_count?: number | null
+  local_size_bytes?: number | null
+  retained_after_refresh: boolean
+  action_message: string
+}
+
+export interface GrbRefreshPlan {
+  project_id: string
+  scope: string
+  generated_at: string
+  remote_status: string
+  remote_version?: string | null
+  remote_edition_date?: string | null
+  catalog_checked_at?: string | null
+  summary: {
+    layer_count: number
+    current_count: number
+    update_available_count: number
+    not_loaded_count: number
+    review_required_count: number
+    remote_unavailable_count: number
+    new_dataset_count_if_applied: number
+    retained_dataset_count: number
+    current_feature_count: number
+    current_size_bytes: number
+  }
+  layers: GrbRefreshLayerPlan[]
+  execution_mode: 'operator_stage_then_apply'
+  staging_required: true
+  automatic_import: false
+  destructive_replacement: false
+  message: string
+  limitations: string[]
+}
+
 export interface GeojsonEnvelopeResponse {
   data: object
 }