refactor: export infrastructure layers with explicit application callbacks

package.json

@@ -2,7 +2,7 @@
   "name": "gods-eye-view",
   "private": true,
   "version": "0.1.1",
-  "description": "A real-time intelligence console for planet Earth — photorealistic 3D globe, live aircraft/ships/satellites/earthquakes/CCTV, and hands-free voice control. Runs in a browser.",
+  "description": "A real-time intelligence console for planet Earth \u2014 photorealistic 3D globe, live aircraft/ships/satellites/earthquakes/CCTV, and hands-free voice control. Runs in a browser.",
   "type": "module",
   "license": "MIT",
   "author": "Bilawal Sidhu",
@@ -56,5 +56,10 @@
     "vite": "^6.0.0",
     "vite-plugin-cesium": "^1.2.23",
     "ws": "^8.21.0"
+  },
+  "exports": {
+    "./infrastructure": "./src/data/infrastructure.js",
+    "./infrastructure/geojson": "./src/data/localGeojsonCore.js",
+    "./infrastructure/lod": "./src/data/localGeojsonLod.js"
   }
 }