Update

frontend/src/components/GeoMap.tsx

@@ -1,5 +1,6 @@
 import { useEffect, useRef, useState } from 'react'
 import maplibregl from 'maplibre-gl'
+import type { ExpressionSpecification } from '@maplibre/maplibre-gl-style-spec'
 import 'maplibre-gl/dist/maplibre-gl.css'
 import { NATIONAL_MAP_CENTER, NATIONAL_MAP_ZOOM } from '../config/primaryFocus'
 import { featureCollectionBounds } from '../lib/geojsonBounds'
@@ -53,7 +54,7 @@ const DEFAULT_ROAD_BASEMAP_STYLE: maplibregl.StyleSpecification = {
   ],
 }
 
-function datasetFillColor(fallbackColor: string): maplibregl.ExpressionSpecification {
+function datasetFillColor(fallbackColor: string): ExpressionSpecification {
   return [
     'case',
     ['==', ['get', 'layer_type'], 'municipality_boundary'],
@@ -74,7 +75,7 @@ function datasetFillColor(fallbackColor: string): maplibregl.ExpressionSpecifica
   ]
 }
 
-function datasetLineColor(fallbackColor: string): maplibregl.ExpressionSpecification {
+function datasetLineColor(fallbackColor: string): ExpressionSpecification {
   return [
     'case',
     ['==', ['get', 'layer_type'], 'municipality_boundary'],
@@ -689,7 +690,7 @@ function GeoMap({
       'false_negative',
       '#d97706',
       '#475569',
-    ] as maplibregl.ExpressionSpecification
+    ] as ExpressionSpecification
     map.addLayer({
       id: 'qa-evidence-fill',
       type: 'fill',