Flake: HM module

flake.nix

@@ -15,7 +15,11 @@
           ownPkgs = self.packages.${system};
         });
   in {
-    devShells = eachSystem ({pkgs, ownPkgs, ...}: {
+    devShells = eachSystem ({
+      pkgs,
+      ownPkgs,
+      ...
+    }: {
       default = pkgs.beam.packages.erlang_26.callPackage ./shell.nix {
         inherit ownPkgs;
       };
@@ -23,5 +27,45 @@
     packages = eachSystem ({pkgs, ...}: {
       default = pkgs.beam.packages.erlang_26.callPackage ./default.nix {};
     });
+    homeModules.default = {
+      config,
+      lib,
+      pkgs,
+    }: let
+      cfg = config.bluepython508.frajtano;
+    in {
+      options.bluepython508.frajtano = {
+        enable = lib.mkEnableOption "frajtano";
+        dir = lib.mkOption {
+          name = "directory in which to place the listening socket";
+          default = "${config.home.homeDirectory}/.ssh/frajtano";
+        };
+      };
+
+      config = lib.mkIf cfg.enable {
+        home.sessionVariables.FRAJTANO_DIR = cfg.dir;
+        home.packages = [self.packages.${pkgs.system}.default];
+
+        systemd.user.services.frajtano = {
+          Unit.Description = "frajtano";
+          Unit.After = ["default.target"];
+          Service.Environment = "'FRAJTANO_DIR=${cfg.dir}'";
+          Service.ExecStart = "${self.packages.${pkgs.system}.default} start";
+          Install.WantedBy = ["default.target"];
+        };
+
+        launchd.agents.frajtano = {
+          enable = true;
+          config = {
+            EnvironmentVariables = {
+              FRAJTANO_DIR = cfg.dir;
+            };
+            ProgramArguments = ["${lib.getExe self.packages.${pkgs.system}.default}" "start"];
+            RunAtLoad = true;
+            KeepAlive = true;
+          };
+        };
+      };
+    };
   };
 }