refactor: construct application layers from supplied sources

src/app/layers/aisLiveVessels.js

@@ -0,0 +1,31 @@
+import { createVesselLayer } from '../../layers/vessels/index.js';
+import * as context from '../../data/contextStore.js';
+import * as trails from '../../data/trailRenderer.js';
+import * as labels from '../../data/detectionDraw.js';
+import * as picking from '../../data/pickRegistry.js';
+import * as overlay from '../../overlays/worldOverlay.js';
+import * as geoid from '../../data/geoid.js';
+import * as sprites from '../../data/spriteOrder.js';
+import * as focus from '../../data/focusDeemphasis.js';
+import * as worldFocus from '../../worldFocus.js';
+import * as render from '../../renderGovernor.js';
+
+/** Construct one layer using the application scene owners and a supplied source. */
+export function createApplicationVessels({ source, options = {} }) {
+  return createVesselLayer({
+    source,
+    options,
+    services: {
+      context,
+      trails,
+      labels,
+      picking,
+      overlay,
+      geoid,
+      sprites,
+      focus,
+      worldFocus,
+      render,
+    },
+  });
+}