{ config, ... }:

# sops-nix wiring for mercury. Encrypted values in ../../secrets/mercury.yaml.
#
# SD images have no `--extra-files` step, so mercury uses a DEDICATED age key
# placed on the ROOT filesystem (the Pi's vfat partition isn't mounted at
# runtime — u-boot reads it pre-boot). `./deploy flash mercury <dev>` drops
# ~/.config/homelab/mercury/age.txt there automatically.
# The key never enters the repo, the nix store, or the image itself.
{
  sops.defaultSopsFile = ../../secrets/mercury.yaml;
  sops.age.keyFile = "/var/lib/sops-nix/age.txt";

  # darman's console password (SSH is key-only regardless). Different hash per
  # host = different password per host.
  sops.secrets.darman_password.neededForUsers = true;
  users.users.darman.hashedPasswordFile = config.sops.secrets.darman_password.path;

  # Pre-auth key for services/vpn/tailscale.nix. Root-owned 0400 is right:
  # tailscaled runs as root and reads authKeyFile itself.
  sops.secrets.tailscale_authkey = { };
}