feat: add multimedia group and storage folder

Signed-off-by: Lander Van den Bulcke <landervandenbulcke@gmail.com>

hosts/common/optional/servarr.nix

@@ -1,6 +1,13 @@
 {pkgs, ...}: {
+  users.groups.multimedia = {};
+
+  systemd.tmpfiles.rules = [
+    "d /data/media 0770 - multimedia - -"
+  ];
+
   services.jellyfin = {
     enable = true;
+    group = "multimedia";
     openFirewall = true;
   };
   environment.systemPackages = [
@@ -14,7 +21,21 @@
     openFirewall = true;
   };
 
-  services.radarr.enable = true;
-  services.sonarr.enable = true;
-  services.transmission.enable = true;
+  services.radarr = {
+    enable = true;
+    group = "multimedia";
+  };
+
+  services.sonarr = {
+    enable = true;
+    group = "multimedia";
+  };
+
+  services.transmission = {
+    enable = true;
+    group = "multimedia";
+    settings = {
+      download-dir = "/data/media/torrent";
+    };
+  };
 }

hosts/common/users/lander/default.nix

@@ -15,6 +15,7 @@ in {
       "lp"
       "scanner"
       "docker"
+      "multimedia"
     ];
 
     packages = with pkgs; [