Single build output: Earth.db with cumulative CO2 emissions

default.nix

@@ -0,0 +1,15 @@
+{ pkgs ? import <nixpkgs> {} }:
+let 
+  name = "earth";
+  builder = ./importers/owid.sh;
+  src = ./sources/cumulative_co2_emissions.csv;
+
+  csvsToSqlite = pkgs.csvs-to-sqlite;
+in
+  pkgs.stdenv.mkDerivation {
+    name = "${name}.db";
+    inherit src;
+    inherit builder;
+
+    inherit csvsToSqlite;
+  }