diff --git a/package-lock.json b/package-lock.json
index 1336dca..963df49 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,10 +8,17 @@
       "name": "map-interactive",
       "version": "0.1.0",
       "devDependencies": {
+        "@types/node": "^20.4.5",
         "prettier": "3.0.0",
         "typescript": "^5.1.6"
       }
     },
+    "node_modules/@types/node": {
+      "version": "20.4.5",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.4.5.tgz",
+      "integrity": "sha512-rt40Nk13II9JwQBdeYqmbn2Q6IVTA5uPhvSO+JVqdXw/6/4glI6oR9ezty/A9Hg5u7JH4OmYmuQ+XvjKm0Datg==",
+      "dev": true
+    },
     "node_modules/prettier": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.0.0.tgz",
diff --git a/package.json b/package.json
index 563d54d..75c456f 100644
--- a/package.json
+++ b/package.json
@@ -11,6 +11,7 @@
     "lint": "prettier --check . && eslint ."
   },
   "devDependencies": {
+    "@types/node": "^20.4.5",
     "prettier": "3.0.0",
     "typescript": "^5.1.6"
   }
diff --git a/src/index.ts b/src/index.ts
index 0f50426..18d1f5b 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1 +1,11 @@
-console.log("hello world");
\ No newline at end of file
+/*
+    index.ts
+    Javascript i/o interactive
+*/
+const readline = require("readline");
+
+const MANDATES_CSV =
+  "https://raw.githubusercontent.com/ParkingReformNetwork/mandates-map/main/map/trimmed_map_data.csv";
+const CITIES_JSON =
+  "https://raw.githubusercontent.com/ParkingReformNetwork/parking-lot-map/main/data/score-cards.json";
+