feat: independence from stockholm

modules/htgen.nix

@@ -0,0 +1,47 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}: let
+  htgen = pkgs.callPackage ../packages/htgen.nix {};
+in {
+  options.services.htgen = lib.mkOption {
+    default = {};
+    type = lib.types.attrsOf (lib.types.submodule ({config, ...}: {
+      options = {
+        enable = lib.mkEnableOption "htgen-${config._module.args.name}";
+        port = lib.mkOption {
+          type = lib.types.int;
+        };
+        script = lib.mkOption {
+          type = lib.types.str;
+        };
+      };
+    }));
+  };
+  config = {
+    systemd.services =
+      lib.mapAttrs' (
+        name: cfg:
+          lib.nameValuePair "htgen-${name}" {
+            wantedBy = ["multi-user.target"];
+            after = ["network.target"];
+            environment = {
+              HOME = "/var/lib/htgen-${name}";
+              HTGEN_PORT = toString cfg.port;
+              HTGEN_SCRIPT = cfg.script;
+            };
+            serviceConfig = {
+              SyslogIdentifier = "htgen-${name}";
+              DynamicUser = true;
+              StateDirectory = "htgen-${name}";
+              PrivateTmp = true;
+              Restart = "always";
+              ExecStart = "${htgen}/bin/htgen --serve";
+            };
+          }
+      )
+      config.services.htgen;
+  };
+}