add mcp log server via journald

modules/nixos/journald-remote/default.nix

@@ -0,0 +1,57 @@
+{
+  pkgs,
+  lib,
+  ...
+}:
+
+let
+  python = pkgs.python3Packages;
+
+  mcp-log-server = python.buildPythonApplication {
+    pname = "mcp-log-server";
+    version = "1.0.0";
+
+    src = ./.;
+
+    pyproject = true;
+    build-system = [ python.setuptools ];
+
+    propagatedBuildInputs = with python; [
+      fastmcp
+    ];
+
+    meta.mainProgram = "mcp-log-server";
+  };
+in
+{
+  services.journald.remote = {
+    enable = true;
+    listen = "http";
+    port = 19532;
+    settings.Remote.SplitMode = "host";
+  };
+
+  users.users.sid.extraGroups = [
+    "systemd-journal"
+    "systemd-journal-remote"
+  ];
+
+  systemd.services.mcp-log-server = {
+    description = "AI Log Access MCP Server";
+    after = [
+      "network.target"
+      "multi-user.target"
+      "systemd-journald.service"
+    ];
+    wantedBy = [ "multi-user.target" ];
+
+    script = lib.getExe mcp-log-server;
+
+    serviceConfig = {
+      User = "root";
+      Group = "root";
+      Environment = "PYTHONUNBUFFERED=1";
+      Restart = "on-failure";
+    };
+  };
+}