Add codex environment scripts, README and AGENTS

2026-05-12 07:02:43 +10:00
parent 80bffb58c9
commit df4161265b
4 changed files with 148 additions and 1 deletions
@@ -0,0 +1,36 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+export NIX_CONFIG="${NIX_CONFIG:-}
+experimental-features = nix-command flakes
+accept-flake-config = false
+warn-dirty = false
+"
+
+if ! command -v nix >/dev/null 2>&1; then
+  echo "Installing Nix in single-user mode..."
+  sh <(curl -L https://nixos.org/nix/install) --no-daemon
+  # shellcheck disable=SC1090
+  . "$HOME/.nix-profile/etc/profile.d/nix.sh"
+fi
+
+mkdir -p "$HOME/.config/nix"
+cat > "$HOME/.config/nix/nix.conf" <<'EOF'
+experimental-features = nix-command flakes
+accept-flake-config = false
+warn-dirty = false
+EOF
+
+echo "Nix version:"
+nix --version
+
+echo "Available NixOS hosts:"
+nix eval --json --no-accept-flake-config .#nixosConfigurations --apply builtins.attrNames | jq -r '.[]'
+
+echo "Evaluating all host toplevel derivations..."
+for host in $(nix eval --json --no-accept-flake-config .#nixosConfigurations --apply builtins.attrNames | jq -r '.[]'); do
+  echo "==> Evaluating $host"
+  nix eval --raw --no-accept-flake-config ".#nixosConfigurations.${host}.config.system.build.toplevel.drvPath"
+done
+
+echo "Codex setup complete."