#!/usr/bin/env bash
set -euo pipefail
name="${1:-}"
file="${2:-}"
[[ -n "$name" && -n "$file" && -f "$file" ]] || { echo "Usage: backtunnel-authorize <name> <pubkey-file>"; exit 1; }
dir="${XDG_CONFIG_HOME:-$HOME/.config}/backtunnel/authorized"
mkdir -p "$dir"
install -m 644 "$file" "$dir/$name.pub"
echo "Saved: $dir/$name.pub"