remove ollama service from fuchsia host

- Remove ollama service configuration and dependencies
- Clean up traefik routing for ollama web interface
- Comment out traefik service examples for clarity

nixos/fuchsia/services/default.nix

@@ -3,7 +3,6 @@
     ./amdgpu-clocks
     ./flatpak
     ./libinput
-    ./ollama
     ./pipewire
     ./printing
     ./udev

nixos/fuchsia/services/ollama/default.nix

@@ -1,50 +0,0 @@
-{...}: {
-  # Get up and running with large language models locally.
-  services.ollama = {
-    enable = true;
-
-    # User and group under which to run ollama
-    user = "ollama";
-    group = "ollama";
-
-    # AMD GPU Support
-    acceleration = "rocm";
-    # 5700xt Support
-    rocmOverrideGfx = "10.1.0";
-
-    # Language models to install
-    loadModels = [
-      "deepseek-r1:8b"
-      "gemma3:4b"
-      "qwen3:8b"
-      "llama3:8b"
-
-      # Coding models
-      "qwen2.5-coder:7b"
-    ];
-
-    # Location to store models
-    models = "/srv/ollama/models";
-
-    # Increase context window
-    environmentVariables = {
-      OLLAMA_CONTEXT_LENGTH = "8192";
-    };
-  };
-
-  # Enable the Open-WebUI server 
-  services.open-webui = {
-    enable = true;
-    host = "fuchsia.home.arpa";
-    openFirewall = true;
-  };
-
-  # Mount our subvolume for storage of models
-  fileSystems = {
-    "/srv/ollama" = {
-      device = "/dev/disk/by-label/data";
-      fsType = "btrfs";
-      options = ["subvol=srv-ollama" "compress=zstd"];
-    };
-  };
-}