chore: remove shell.nix

shell.nix

@@ -1,120 +0,0 @@
-{ pkgs ? import <nixpkgs> { }
-, lib ? import <nixpkgs/lib>
-, release ? "21.11"
-}:
-let
-  dependencies = {
-    nixpkgs = {
-      ref = "refs/heads/nixos-${release}";
-      url = "https://github.com/NixOS/nixpkgs.git";
-      path = toString .versions/nixpkgs.json;
-    };
-    nixpkgs-unstable = {
-      ref = "refs/heads/master";
-      url = "https://github.com/NixOS/nixpkgs.git";
-      path = toString .versions/nixpkgs-unstable.json;
-    };
-    nix-writers = {
-      ref = "refs/heads/master";
-      url = "https://cgit.krebsco.de/nix-writers";
-      path = toString .versions/nix-writers.json;
-    };
-    home-manager = {
-      ref = "refs/heads/release-${release}";
-      url = "https://github.com/nix-community/home-manager.git";
-      path = toString .versions/home-manager.json;
-    };
-    krops = {
-      ref = "refs/tags/1.26.2";
-      url = "https://cgit.krebsco.de/krops";
-      path = toString .versions/krops.json;
-    };
-    stockholm = {
-      ref = "refs/heads/master";
-      url = "https://cgit.lassul.us/stockholm";
-      path = toString .versions/stockholm.json;
-    };
-    retiolum = {
-      ref = "refs/heads/master";
-      url = "https://github.com/krebs/retiolum";
-      path = toString .versions/retiolum.json;
-    };
-    nixpkgs-mozilla = {
-      ref = "refs/heads/master";
-      url = "https://github.com/mozilla/nixpkgs-mozilla";
-      path = toString .versions/nixpkgs-mozilla.json;
-    };
-  };
-in pkgs.mkShell {
-  buildInputs = [
-    (let
-      updateCommand = pkgs.writers.writeDash "niveum-update-one" ''
-        [ $# -eq 1 ] || {
-          echo "Please provide a dependency to update." >&2
-          exit 1
-        }
-        case "$1" in
-          ${lib.concatStringsSep "\n" (lib.mapAttrsToList (name: dependency: ''
-            ${name})
-              ${pkgs.nix-prefetch-git}/bin/nix-prefetch-git --url "${dependency.url}" --rev "${dependency.ref}" > "${dependency.path}";;
-          '') dependencies)}
-        esac
-      '';
-    in pkgs.writers.writeDashBin "niveum-update" ''
-      if [ $# -gt 0 ]; then
-        dependencies="$@"
-      else
-        dependencies="${lib.concatStringsSep " " (lib.attrNames dependencies)}"
-      fi
-      ${pkgs.parallel}/bin/parallel --line-buffer --tagstring '{}' -q ${updateCommand} '{1}' ::: $dependencies
-    '')
-
-    (let
-      deployCommand = pkgs.writers.writeDash "niveum-deploy-one" ''
-        ${pkgs.git}/bin/git diff $(${pkgs.openssh}/bin/ssh "$1" cat /etc/niveum/version)
-        eval "$(${pkgs.nixUnstable}/bin/nix-build --no-out-link "${toString ./.}/deploy.nix" -A "$1")"
-      '';
-    in pkgs.writers.writeDashBin "niveum-deploy" ''
-      deploy() {
-        ${pkgs.parallel}/bin/parallel --line-buffer --tagstring '{}' -q ${deployCommand} '{1}' ::: "$@"
-      }
-
-      if [ -z "$(${pkgs.git}/bin/git status --porcelain)" ]; then
-        deploy "$@"
-      else
-        if [ "$1" = --force ]; then
-          shift
-          deploy "$@"
-        else
-          echo Working directory is dirty. Not deploying.
-          exit 1
-        fi
-      fi
-    '')
-
-    (let
-      statusCommand = pkgs.writers.writeDash "niveum-status-one" ''
-        [ $# -eq 1 ] || {
-          echo "Please provide a niveum system hostname." >&2
-          exit 1
-        }
-
-        hostname="$1"
-        version_file=/etc/niveum/version
-
-        if commit_id="$(${pkgs.coreutils}/bin/timeout 2s ${pkgs.openssh}/bin/ssh "$hostname" cat $version_file 2>/dev/null)"; then
-          ${pkgs.git}/bin/git log -1 --oneline "$commit_id"
-        else
-          echo offline
-        fi
-      '';
-    in pkgs.writers.writeDashBin "niveum-status" ''
-      if [ $# -gt 0 ]; then
-        systems="$@"
-      else
-        systems="$(ls ${toString ./.}/systems)"
-      fi
-      ${pkgs.parallel}/bin/parallel --line-buffer --tagstring '{}' -q ${statusCommand} '{1}' ::: $systems
-    '')
-  ];
-}