Sprinkle a bit of standard library in home config

hosts/deimos/home.nix

@@ -1,23 +1,32 @@
-_: {
-  home.homeDirectory = "/home/artem";
-
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+let
+  utils = import "${pkgs.path}/nixos/lib/utils.nix" { inherit lib pkgs config; };
+  haremote-path = "${config.home.homeDirectory}/src/haremote";
+  haremote-unit = utils.escapeSystemdPath haremote-path;
+in
+{
   services.vscode-server.enable = true;
   services.vscode-server.installPath = [
     "$HOME/.vscode-server"
     "$HOME/.antigravity-server"
   ];
 
-  systemd.user.mounts.home-artem-src-haremote = {
+  systemd.user.mounts."${haremote-unit}" = {
     Unit = {
-      Description = "Mount ~/src/haremote";
+      Description = "Mount ${haremote-path}";
       After = [ "network-online.target" ];
       Wants = [ "network-online.target" ];
     };
     Mount = {
       What = "root@homeassistant.home.arpa:/homeassistant";
-      Where = "/home/artem/src/haremote";
+      Where = haremote-path;
       Type = "fuse.sshfs";
-      Options = "reconnect,ServerAliveInterval=15,uid=1000,gid=1000,IdentityAgent=/home/artem/.ssh/ssh_auth_sock";
+      Options = "reconnect,ServerAliveInterval=15,uid=1000,gid=1000,IdentityAgent=${config.home.homeDirectory}/.ssh/ssh_auth_sock";
     };
     Install = {
       WantedBy = [ "default.target" ];
@@ -26,8 +35,8 @@ _: {
 
   programs.zsh.loginExtra = ''
     if [ -n "$SSH_AUTH_SOCK" ]; then
-      mkdir -p ~/src/haremote
-      [ -z "$(ls -A ~/src/haremote 2>/dev/null)" ] && systemctl --user restart home-artem-src-haremote.mount
+      mkdir -p ${haremote-path}
+      [ -z "$(ls -A ${haremote-path} 2>/dev/null)" ] && systemctl --user restart ${haremote-unit}.mount
     fi
   '';
 }