Minimal stdenv

This repo is meant to encapsulate all the logic around stdenv, spliced packages, and construction of a package set given additional overlays.

The desire is for this to be the base on which larger nix package sets build upon.

Changes from upstream Nixpkgs

Stdenv's supported:

default.nix is meant to be treated in a similar fashion to nixpkgs so, nix-build and nix repl workflows should translate to this repo as well:

nix-build -A stdenv
/nix/store/lk2ax3a6mqrm5ddkg3s4f31m33w89k85-stdenv-linux