Add existing to tracked

node_modules/cesium/index.cjs

@@ -0,0 +1,11 @@
+"use strict";
+
+const path = require("path");
+const minified = path.join(__dirname, "Build/Cesium/index.cjs");
+const unminified = path.join(__dirname, "Build/CesiumUnminified/index.cjs");
+
+// If in 'production' mode, use the combined/minified/optimized version of Cesium
+module.exports =
+  process.env.NODE_ENV === "production"
+    ? require(minified)
+    : require(unminified);