Add small script to cleanup overpass-exports

scripts/fixGeoJson.ts

@@ -0,0 +1,21 @@
+
+
+// Loads a geojson file downloaded from overpass, renames "@id" to "id" and deletes "@relations"
+
+import {readFileSync, writeFileSync} from "fs";
+
+const source = process.argv[2] ?? "~/Downloads/export.json"
+console.log("Fixing up ", source)
+const contents = readFileSync(source, "UTF8");
+const f = JSON.parse(contents);
+let i = 0
+for (const feature of f.features) {
+    if(feature.properties == undefined){
+        continue
+    }
+    feature.properties["id"] = feature.properties["@id"]
+    feature.properties["@id"] = undefined
+    feature.properties["@relations"] = undefined
+}
+
+writeFileSync(source+".fixed", JSON.stringify(f, null, "  "))