For bootstrapping new machines

scripts/install-script.sh

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+#!/bin/bash
+
+nix-shell shell.nix
+
+sudo mkdir -p /tmp/config/etc/nixos/ && cd /tmp/config/etc/nixos/
+
+git clone https://git.mattmor.in/Nix/nixos-config.git
+
+sudo nix --experimental-features "nix-command flakes" flake lock
+
+sudo nix --experimental-features "nix-command flakes" run 'github:nix-community/disko#disko-install' -- --write-efi-boot-entries --flake '/tmp/config/etc/nixos#mymachine' --disk main /dev/disk/by-id/nvme-eui.002538d211111953

shell.nix

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+#################### DevShell ####################
+#
+# Custom shell for bootstrapping on new hosts, modifying nix-config, and secrets management
+
+{ pkgs ? # If pkgs is not defined, instantiate nixpkgs from locked commit
+  let
+    lock = (builtins.fromJSON (builtins.readFile ./flake.lock)).nodes.nixpkgs.locked;
+    nixpkgs = fetchTarball {
+      url = "https://github.com/nixos/nixpkgs/archive/${lock.rev}.tar.gz";
+      sha256 = lock.narHash;
+    };
+  in
+  import nixpkgs { overlays = [ ]; }
+, ...
+}: {
+  default = pkgs.mkShell {
+    NIX_CONFIG = "extra-experimental-features = nix-command flakes repl-flake";
+    nativeBuildInputs = builtins.attrValues {
+      inherit (pkgs)
+        # Required for pre-commit hook 'nixpkgs-fmt' only on Darwin
+        # REF: <https://discourse.nixos.org/t/nix-shell-rust-hello-world-ld-linkage-issue/17381/4>
+        libiconv
+
+        nix
+        home-manager
+        git
+        just
+        pre-commit
+
+        age
+        ssh-to-age
+        sops;
+    };
+  };
+}