Add governed Statbel edition probe

frontend/README.md

@@ -10,12 +10,15 @@ require local integrity review or are local artifacts. Only attention items are
 expanded by default; all source detail remains available through disclosure.
 The refresh button reruns the local read-only audit and never downloads or
 replaces source data. A separate `Officiële edities controleren` action is the
-only trigger for bounded GRB/orthophoto catalog reads and the official ALZ
-publication-page check. It presents official and local editions,
+only trigger for bounded GRB/orthophoto catalog reads, the official Statbel
+population DCAT check and the official ALZ publication-page check. It presents
+official and local editions,
 layer/publication evidence and honest non-comparable version markers without
 starting an import or background poll. ALZ v1/v2 snapshots are labelled
 provisional; only the latest definitive v3 edition is compared with local
-history.
+history. Statbel reports the current population reference year separately from
+the sector-geometry edition and treats the old 2025 REDEGEO layout only as
+transition evidence.
 After that explicit check, the same surface shows a compact GRB refresh plan
 for buildings, roads, water and parcels. It states whether each local regional
 snapshot is current, updateable or needs review and shows the current object

frontend/src/components/status/SourceFreshnessPanel.tsx

@@ -86,7 +86,7 @@ function integrityIssueCount(item: SourceFreshnessItem): number {
 }
 
 function CatalogRow({ item }: { item: SourceCatalogProbeItem }): JSX.Element {
-  const evidenceLabel = item.service_type === 'HTML' ? 'Publicaties' : 'Lagen'
+  const evidenceLabel = item.service_type === 'HTML' || item.service_type === 'DCAT' ? 'Publicaties' : 'Lagen'
   return (
     <div className={`source-catalog-row source-catalog-row-${item.status}`}>
       <div className="source-freshness-main">
@@ -151,7 +151,7 @@ export function SourceFreshnessPanel({
         <div>
           <p className="eyebrow">Bronbeheer</p>
           <h2>Actualiteit en versiecontrole</h2>
-          <p>Controleert lokale publicaties en kan op aanvraag de officiële GRB-, orthofoto- en landbouweditie uitlezen.</p>
+          <p>Controleert lokale publicaties en kan op aanvraag officiële basiskaart-, luchtfoto-, bevolkings- en landbouwedities uitlezen.</p>
         </div>
         <div className="source-freshness-actions">
           <button className="secondary-action" type="button" onClick={onRefresh} disabled={loading}>
@@ -207,7 +207,7 @@ export function SourceFreshnessPanel({
             </div>
             {catalogError ? <p className="inline-error">{catalogError}</p> : null}
             {!catalogReport && !catalogError ? (
-              <p className="source-catalog-empty">Controleer GRB, orthofoto en landbouwpercelen wanneer je lokale bronversies met officiële edities wilt vergelijken.</p>
+              <p className="source-catalog-empty">Vergelijk lokale GRB-, orthofoto-, Statbel- en landbouwversies met hun officiële publicatie-evidentie.</p>
             ) : null}
             {catalogReport ? (
               <>

frontend/src/types.ts

@@ -715,7 +715,7 @@ export type SourceCatalogComparisonStatus = 'same' | 'different' | 'not_comparab
 export interface SourceCatalogProbeItem {
   source_name: string
   display_name: string
-  service_type: 'WFS' | 'WMS' | 'HTML'
+  service_type: 'WFS' | 'WMS' | 'HTML' | 'DCAT'
   endpoint_url: string
   status: SourceCatalogProbeStatus
   reachable: boolean