feat(fires): MODIS in Active Fires and a Fire Perimeters layer (#737)

Adds MODIS NRT to Active Fires and a keyless Fire Perimeters layer (NIFC WFIGS) with
InciWeb incident links, served through a capped, cached /api/fire-perimeters proxy.

Co-authored-by: Gustavo Beneduzi <[email protected]>
Co-authored-by: James Cooke <[email protected]>

src/app/constructCatalog.js

@@ -23,6 +23,7 @@ import { createApplicationLocalAdsb } from './layers/localAdsb.js';
 import { createApplicationAwareness } from './layers/militaryAwareness.js';
 import { createApplicationFirms } from './layers/firms.js';
 import { createApplicationEarthquakes } from './layers/earthquakes.js';
+import { createApplicationFirePerimeters } from './layers/perimeters.js';
 import { createApplicationCables } from './layers/submarineCables.js';
 import { createInfrastructureLayers } from '../data/infrastructure.js';
 import { localGeoJsonServices } from './localGeojsonServices.js';
@@ -52,6 +53,7 @@ const SOURCE_METHODS = Object.freeze({
   weather: ['getSnapshot'],
   cyclones: ['getSnapshot'],
   earthquakes: ['getSnapshot'],
+  'fire-perimeters': ['getSnapshot'],
   cables: ['fetch'],
 });
 
@@ -142,6 +144,9 @@ export function createApplicationCatalog({
           ...(resolveAsset ? { resolveAsset } : {}),
         }),
         createApplicationEarthquakes({ source: sources.earthquakes }),
+        createApplicationFirePerimeters({
+          source: sources['fire-perimeters'],
+        }),
         createApplicationAlpr({ surface, source: sources.alpr }),
         satellites,
         createApplicationLaunches({ source: sources.launches, satellites }),

src/app/constructCatalog.test.mjs

@@ -39,7 +39,7 @@ test('catalogs construct distinct layers and classification from their supplied
     signal: b.signal,
     surface: fixtureSurface(b.signal),
   });
-  assert.equal(first.layers.length, 28);
+  assert.equal(first.layers.length, 29);
   assert.ok(first.get('local-adsb'), 'Local ADS-B is registered');
   assert.deepEqual(
     first.metadata.find(({ id }) => id === 'local-adsb'),
@@ -58,6 +58,7 @@ test('catalogs construct distinct layers and classification from their supplied
       first.get(id).getDiagnostics().clock.target,
       '2026-09-21T12:00:00.000Z',
     );
+  assert.ok(first.get('fire-perimeters'));
   assert.ok(first.get('transit'));
   const order = first.layers.map(({ id }) => id);
   assert.deepEqual(

src/app/layers/perimeters.js

@@ -0,0 +1,29 @@
+import * as Cesium from 'cesium';
+import {
+  createFirePerimetersLayer,
+  createInciwebIndexSource,
+  createInciwebPublicationSource,
+} from '../../layers/perimeters/index.js';
+import * as picking from '../../data/pickRegistry.js';
+import * as overlays from '../../overlays/worldOverlay.js';
+import { isPointerFree } from '../../data/inputOwnership.js';
+
+/** Wire WFIGS fire perimeters into the application catalog. */
+export function createApplicationFirePerimeters(options) {
+  return createFirePerimetersLayer({
+    overlayHost: {
+      setEntries: overlays.setOverlayEntries,
+      setVisible: overlays.setOverlaySourceVisible,
+      clearSource: overlays.clearOverlaySource,
+      hitTest: overlays.hitTestWorldOverlay,
+    },
+    inciwebSource: createInciwebIndexSource(),
+    inciwebPublications: createInciwebPublicationSource(),
+    openExternal: (url) => window.open(url, '_blank', 'noopener,noreferrer'),
+    screenSpaceEventHandlerFactory: (viewer) =>
+      new Cesium.ScreenSpaceEventHandler(viewer.scene.canvas),
+    picking,
+    pointer: { isPointerFree },
+    ...options,
+  });
+}