fix: Trying to fix ollama service for darwin

modules/ollama.nix

@@ -0,0 +1,98 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.services.ollama;
+in {
+  options = {
+    services.ollama = {
+      enable = mkEnableOption "Ollama AI model runner";
+
+      package = mkOption {
+        type = types.package;
+        default = pkgs.ollama;
+        defaultText = literalExpression "pkgs.ollama";
+        description = "The ollama package to use.";
+      };
+
+      host = mkOption {
+        type = types.str;
+        default = "127.0.0.1";
+        description = "The host address to listen on.";
+      };
+
+      port = mkOption {
+        type = types.port;
+        default = 11434;
+        description = "The port to listen on.";
+      };
+
+      environmentVariables = mkOption {
+        type = types.attrs;
+        default = {};
+        description = "Environment variables to set for the Ollama service.";
+      };
+
+      loadModels = mkOption {
+        type = types.listOf types.str;
+        default = [];
+        description = "List of models to load on startup.";
+      };
+
+      dataDir = mkOption {
+        type = types.path;
+        default = "/var/lib/ollama";
+        description = "Directory to store Ollama data.";
+      };
+    };
+  };
+
+  config = mkIf cfg.enable {
+    # users.users.ollama = {
+    #   name = "ollama";
+    #   uid = 601;
+    #   gid = config.users.groups.ollama.gid;
+    #   home = cfg.dataDir;
+    #   createHome = true;
+    #   description = "Ollama service user";
+    # };
+    #
+    # users.groups.ollama = {
+    #   name = "ollama";
+    #   gid = 602;
+    # };
+
+    launchd.daemons.ollama = {
+      path = [cfg.package];
+      command = "${cfg.package}/bin/ollama serve";
+      serviceConfig = {
+        Label = "com.ollama.service";
+        # ProgramArguments = ["serve"];
+        # WorkingDirectory = cfg.dataDir;
+        EnvironmentVariables =
+          {
+            OLLAMA_HOST = cfg.host;
+            OLLAMA_PORT = toString cfg.port;
+          }
+          // cfg.environmentVariables;
+        RunAtLoad = true;
+        KeepAlive = true;
+        # StandardOutPath = "/var/log/ollama.log";
+        # StandardErrorPath = "/var/log/ollama.error.log";
+        # UserName = "ollama";
+        # GroupName = "ollama";
+      };
+    };
+
+    # system.activationScripts.preActivation.text = mkIf (cfg.loadModels != []) ''
+    #   # Load Ollama models
+    #   ${concatMapStrings (model: ''
+    #       ${cfg.package}/bin/ollama pull ${model}
+    #     '')
+    #     cfg.loadModels}
+    # '';
+  };
+}