Add run file with a build task

flake.nix

@@ -13,6 +13,7 @@
               rm $out/.envrc
               rm $out/flake.lock
               rm $out/flake.nix
+              rm $out/run
               rm $out/stylua.toml
             '';
             src = ./.;

run

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+
+set -o nounset
+set -o pipefail
+
+function build {
+  nix build --json --no-link --print-build-logs ".#${1:-default}"
+}
+
+function help {
+  printf "%s <task> [args]\n\nTasks:\n" "${0}"
+
+  compgen -A function | grep -v "^_" | cat -n
+
+  printf "\nExtended help:\n  Each task has comments for general usage\n"
+}
+
+TIMEFORMAT="Task completed in %3lR"
+time "${@:-help}"