(unsuccessful) attempt of running lorri daemon as user service

home/home.nix

@@ -287,4 +287,48 @@ in
       terminal = "screen-256color";
     };
 
+    # lorri daemon service
+		systemd.user = with lib; {
+      services.lorri = {
+        Unit = {
+          Description = "Lorri build daemon";
+          Documentation = "https://github.com/target/lorri";
+          ConditionUser = "!@system";
+          Requires = "lorri.socket";
+          After = "lorri.socket";
+          RefuseManualStart = true;
+        };
+
+        Service = {
+          ExecStart = "${lorri}/bin/lorri daemon";
+          PrivateTmp = true;
+          ProtectSystem = "strict";
+          WorkingDirectory = "%h";
+          Restart = "on-failure";
+          Environment =
+            let
+              path = with pkgs; makeSearchPath "bin" [ nix gnutar git mercurial ];
+            in
+              concatStringsSep " " [
+                "PATH=${path}"
+                "RUST_BACKTRACE=1"
+              ];
+        };
+      };
+
+      sockets.lorri = {
+        Unit = {
+          Description = "Socket for lorri build daemon";
+        };
+
+        Socket = {
+          ListenStream = "%t/lorri/daemon.socket";
+        };
+
+        Install = {
+          WantedBy = [ "sockets.target" ];
+        };
+      };
+    };
+
 }