{
  flakeInputs,
  platform,
  site,
}:
let
  pkgs = flakeInputs.nixpkgs.legacyPackages.${platform};
  lib = pkgs.lib;
  mkDeploy = { site, targetPkg, profileName, extraCommands ? "" }: pkgs.substituteAll {
    name = "deploy-${profileName}";
    dir = "bin";
    src = builtins.toFile "deploy-template" ''
      #!@runtimeShell@
      set -ex
      nix-copy-closure --to @site@ @targetPkg@
      ssh @site@ sudo nix-env --set -p /nix/var/nix/profiles/@profileName@ @targetPkg@
      @extraCommands@
    '';
    env = {
      inherit site targetPkg profileName extraCommands;
      inherit (pkgs) runtimeShell;
    };
    isExecutable = true;
    passthru.site = site;
  };
  deployments = builtins.map mkDeploy [
    {
      profileName = "blog-rhelmot-io";
      site = "sunflower";
      targetPkg = flakeInputs."blog-rhelmot-io".packages.${platform}.blog;
    }
  ];
  filteredDeployments = builtins.filter (deployment: deployment.site == site) deployments;
  filteredDeploymentsAttrs = builtins.listToAttrs (builtins.map (value: { name = value.profileName; inherit value; }) filteredDeployments);
  targetSystem = flakeInputs.self.packages.${platform}.${site}.system;
  deployAll = pkgs.writeShellScriptBin "deploy-all-${site}" (''
    set -ex
    # TODO take advantage of the nixos-rebuild infrastructure
    nix-copy-closure --to ${site} ${targetSystem}
    ssh ${site} 'sudo nix-env --set -p /nix/var/nix/profiles/system ${targetSystem} && sudo ${targetSystem}/bin/switch-to-configuration switch'
    set +e
  '' + lib.concatStringsSep "\n" filteredDeployments);
in deployAll // filteredDeploymentsAttrs