feat(y2q): add glances

- Add glances runit service

home/hosts/y2q.nix

@@ -4,6 +4,7 @@
   imports = [
     inputs.nixvim.homeModules.nixvim
 
+    ../modules/runit
     ../modules/cli/git.nix
     ../modules/cli/ripgrep.nix
     ../modules/cli/btop.nix

home/modules/runit/default.nix

@@ -0,0 +1,50 @@
+{ config, lib, ... }:
+
+{
+  imports = (
+    let
+      servicesPath = ./services;
+      serviceModules = builtins.attrNames (builtins.readDir (servicesPath));
+    in
+      map (module: servicesPath + "/${module}") serviceModules
+  );
+
+  options.runit = {
+    services = lib.mkOption {
+      type = lib.types.attrsOf (lib.types.submodule ({ name, ... }: {
+        options = {
+          script = lib.mkOption {
+            type = lib.types.str;
+            description = "Shell commands executed as the service's main process";
+          };
+          log.enable = lib.mkEnableOption "Enable logging";
+        };
+      }));
+    };
+    default = {};
+    description = "User-level runit services under ~/runit/services/";
+  };
+
+  config = {
+    home.file = lib.mkMerge (
+      lib.mapAttrsToList (serviceName: sCfg:
+        {
+          # run script
+          "runit/services/${serviceName}/run" = {
+            text = sCfg.script;
+            executable = true;
+          };
+          
+          # logging
+          "runit/services/${serviceName}/log/run" = lib.mkIf sCfg.log.enable {
+            text = ''
+              #!/bin/sh
+              exec svlogd -t ./main
+            '';
+          };
+        }
+      ) config.runit.services
+    );
+  };
+}
+

home/modules/runit/services/glances.nix

@@ -0,0 +1,10 @@
+{ pkgs, ... }:
+
+{
+  runit.services.glances = {
+    script = ''
+      #!/bin/bash
+      ${pkgs.glances}/bin/glances -w
+    '';
+  };
+}