Add Belgium and North Sea coverage foundation

frontend/src/types.ts

@@ -957,6 +957,57 @@ export interface ProviderCapability {
   not_configured_reason: string | null
 }
 
+export type CoverageStatus = 'operational' | 'partial' | 'not_configured' | 'unsupported'
+
+export interface CoverageBBox {
+  minx: number
+  miny: number
+  maxx: number
+  maxy: number
+}
+
+export interface CoverageSourceContract {
+  source_name: string
+  display_name: string
+  authority_level: 'authoritative' | 'official_context' | 'contextual'
+  coverage_zones: string[]
+  themes: string[]
+  native_layers: string[]
+  supported_geometry_types: string[]
+  acquisition_mode: 'operator_archive' | 'operator_wfs' | 'bounded_api' | 'bounded_raster' | 'catalog_only'
+  integration_status: CoverageStatus
+  source_url: string
+  attribution: string
+  license_note: string
+  limitation_message: string
+}
+
+export interface CoverageCatalogResponse {
+  themes: string[]
+  zones: string[]
+  statuses: CoverageStatus[]
+  sources: CoverageSourceContract[]
+}
+
+export interface CoverageResolutionItem {
+  zone: string
+  theme: string
+  status: CoverageStatus
+  source_names: string[]
+  materialized_dataset_ids: string[]
+  limitation_message: string
+}
+
+export interface CoverageResolveResponse {
+  project_id: string
+  bbox: CoverageBBox
+  requested_themes: string[]
+  intersected_zones: string[]
+  outside_supported_scope: boolean
+  items: CoverageResolutionItem[]
+  warnings: string[]
+}
+
 export interface SystemCapabilitiesResponse {
   status: string
   service: string