Enable Jellyfin client and update its package

- Enable `jellyfinClient` in home modules for Garand‑Desktop,
  Garand‑Laptop, and the default host
- Add a desktop entry for the Jellyfin client
- Replace `jellyfin-desktop` with `tsukimi` in the core packages list
- Disable the Affinity graphics suite on Garand‑Laptop

hosts/Garand-Desktop/home-modules.nix

@@ -61,6 +61,7 @@ _: {
       chatgpt.enable = false; # ChatGPT: a large language model
       claude.enable = true; # Claude: a large language model
       glance.enable = true; # Glance: my home server dashboard
+      jellyfinClient.enable = true; # Jellyfin: My Jellyfin
     };
   };
 }

hosts/Garand-Laptop/home-modules.nix

@@ -61,6 +61,7 @@ _: {
       chatgpt.enable = true; # ChatGPT: a large language model
       claude.enable = true; # Claude: a large language model
       glance.enable = true; # Glance: my home server dashboard
+      jellyfinClient.enable = true; # Jellyfin: My Jellyfin
     };
   };
 }

hosts/Garand-Laptop/system-modules.nix

@@ -34,7 +34,7 @@ _: {
   /*
   Media & Graphics
   */
-  affinity.enable = true; # Affinity: professional graphics suite
+  affinity.enable = false; # Affinity: professional graphics suite
 
   packages = {
     /*

hosts/default/home-modules.nix

@@ -61,6 +61,7 @@ _: {
       chatgpt.enable = true; # ChatGPT: a large language model
       claude.enable = true; # Claude: a large language model
       glance.enable = true; # Glance: my home server dashboard
+      jellyfinClient.enable = true; # Jellyfin: My Jellyfin
     };
   };
 }