feat: add governed agricultural parcel history

frontend/src/components/map/MapWorkspace.tsx

@@ -13,7 +13,7 @@ const EMPTY_TEMPORAL_SERIES: DatasetCreateResponse[] = []
 const MOL_PROJECT_NAME = 'Mol Municipality Workbench'
 const KEMPEN_PROJECT_NAME = 'Kempen Regional Workbench'
 
-type DataThemeId = 'buildings' | 'population' | 'forest' | 'nature_value' | 'water' | 'roads' | 'parcels'
+type DataThemeId = 'buildings' | 'population' | 'forest' | 'nature_value' | 'agriculture' | 'water' | 'roads' | 'parcels'
 
 interface DataTheme {
   id: DataThemeId
@@ -58,6 +58,13 @@ const DATA_THEMES: DataTheme[] = [
     description: 'Biologische waardering, Natura 2000-habitat en regionaal belangrijke biotopen uit de BWK.',
     tokens: ['nature_value', 'nature value', 'natuurwaarde', 'bwk', 'natura2000', 'natura 2000', 'biodiversity'],
   },
+  {
+    id: 'agriculture',
+    label: 'Landbouw',
+    shortLabel: 'Landbouwgebruik',
+    description: 'Jaarlijkse officiele landbouwgebruikspercelen en hoofdteeltgroepen.',
+    tokens: ['agriculture', 'agricultural', 'landbouw', 'landbouwgebruik', 'agpa'],
+  },
   {
     id: 'water',
     label: 'Water',
@@ -86,6 +93,7 @@ const DATA_THEME_MAP_STYLES: Record<DataThemeId, { fill: string; line: string }>
   population: { fill: '#7559a6', line: '#5b3f88' },
   forest: { fill: '#347950', line: '#225f3b' },
   nature_value: { fill: '#9a4f64', line: '#74364a' },
+  agriculture: { fill: '#7b8f32', line: '#53671d' },
   water: { fill: '#2676a8', line: '#155b85' },
   roads: { fill: '#6b7280', line: '#4b5563' },
   parcels: { fill: '#a7792f', line: '#7d571f' },
@@ -120,6 +128,7 @@ function pickThemeDataset(datasets: DatasetCreateResponse[], theme: DataTheme):
       (dataset.source_name === 'grb' ? 100_000 : 0) +
       (dataset.source_name === 'department_omgeving_land_use' ? 90_000 : 0) +
       (dataset.source_name === 'inbo_bwk_natura2000' ? 95_000 : 0) +
+      (dataset.source_name === 'agentschap_landbouw_zeevisserij_agricultural_parcels' ? 98_000 : 0) +
       (dataset.dataset_role === 'reference' ? 10_000 : 0) +
       (dataset.observed_at ? new Date(dataset.observed_at).getTime() / 100_000_000 : 0) +
       (dataset.feature_count ?? dataset.vector_summary?.feature_count ?? 0)