macbook: drop helium, add browsh

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

apps/helium.nix

@@ -1,61 +0,0 @@
-#./apps/helium.nix
-{ inputs, pkgs, lib, config, ... }:
-let
-  upstream = inputs.helium-browser.packages.${pkgs.stdenv.hostPlatform.system}.default;
-
-  # Helium is ungoogled-chromium, so there is no userChrome.css to render a
-  # template into the way zen does. Its one themeable surface is chromium's
-  # GTK mode: with extensions.theme.system_theme = 1 (ui::SystemTheme::kGtk)
-  # the frame, tabstrip and omnibox come from the GTK3 theme, and chromium
-  # subscribes to notify::gtk-theme-name — so the gsettings flip at the end of
-  # theme-apply recolours a RUNNING helium, the same as nemo. Nothing
-  # per-wallpaper has to be generated for it.
-  #
-  # browser.custom_chrome_frame = false is chromium's "Use system title bar and
-  # borders". Hyprland draws no titlebar, so this only drops chromium's own
-  # frame, rounded corners and shadow margin — the window fills its tile.
-  #
-  # Both are profile prefs and chromium rewrites Preferences from memory on
-  # exit; no enterprise policy covers either, so there is no declarative way
-  # in. Patch the file just before launch instead: helium is then either not
-  # running, and the write sticks, or already running with the prefs applied
-  # and this process only forwards its arguments to that instance.
-  seedPrefs = pkgs.writeShellScript "helium-seed-prefs" ''
-    prefs="$HOME/.config/net.imput.helium/Default/Preferences"
-    [ -f "$prefs" ] || exit 0
-    ${pkgs.jq}/bin/jq -c '
-        .extensions.theme.system_theme = 1
-      | .browser.custom_chrome_frame = false
-    ' "$prefs" > "$prefs.fred" && mv "$prefs.fred" "$prefs" || rm -f "$prefs.fred"
-  '';
-in
-{
-  config = lib.mkIf (lib.elem config.networking.hostName [ "FredOS-Gaming" "FredOS-Macbook" ]) {
-    environment.systemPackages = [
-      (pkgs.symlinkJoin {
-        name = "helium-themed";
-        paths = [ upstream ];
-        nativeBuildInputs = [ pkgs.makeWrapper ];
-        # `|| true` is load-bearing: wrapProgram's wrapper runs under `bash -e`,
-        # so an unreadable or half-written Preferences would stop the browser
-        # from starting at all rather than just skipping the theming.
-        postBuild = ''
-          wrapProgram $out/bin/helium --run '${seedPrefs} || true'
-
-          # A broken filter here is invisible until the browser quietly never
-          # follows the theme, so patch a stub profile at build time and assert.
-          (
-            export HOME=$(mktemp -d)
-            mkdir -p "$HOME/.config/net.imput.helium/Default"
-            echo '{"browser":{"custom_chrome_frame":true}}' \
-              > "$HOME/.config/net.imput.helium/Default/Preferences"
-            ${seedPrefs}
-            ${pkgs.jq}/bin/jq -e '.extensions.theme.system_theme == 1
-                                  and .browser.custom_chrome_frame == false' \
-              "$HOME/.config/net.imput.helium/Default/Preferences" > /dev/null
-          )
-        '';
-      })
-    ];
-  };
-}

common.nix

@@ -89,7 +89,6 @@ in
     ./settings/users.nix
     ./settings/shell.nix
     ./apps/zen.nix
-    ./apps/helium.nix
 
     # Services #
     ./services/server-permissions.nix

flake.lock

@@ -172,26 +172,6 @@
         "type": "github"
       }
     },
-    "helium-browser": {
-      "inputs": {
-        "nixpkgs": "nixpkgs",
-        "nixpkgs-darwin": "nixpkgs-darwin",
-        "utils": "utils"
-      },
-      "locked": {
-        "lastModified": 1786886160,
-        "narHash": "sha256-legFYpDokCOzwAPmyH7mDi+2jkllaeE+czhJifeQsFU=",
-        "owner": "schembriaiden",
-        "repo": "helium-browser-nix-flake",
-        "rev": "11edc339e075f16b356852096420ecd966462cc1",
-        "type": "github"
-      },
-      "original": {
-        "owner": "schembriaiden",
-        "repo": "helium-browser-nix-flake",
-        "type": "github"
-      }
-    },
     "home-manager": {
       "inputs": {
         "nixpkgs": [
@@ -217,7 +197,7 @@
       "inputs": {
         "flake-compat": "flake-compat",
         "flake-parts": "flake-parts",
-        "nixpkgs": "nixpkgs_2"
+        "nixpkgs": "nixpkgs"
       },
       "locked": {
         "lastModified": 1787162113,
@@ -236,32 +216,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1786599213,
+        "lastModified": 1787157197,
-        "narHash": "sha256-yNJd40f11EzXBjSByCB7IPpeFFAdeoSKKM67dGkfFoU=",
+        "narHash": "sha256-QvLK1jFZz6JxrwGzrZIqSqILYKvbQCVPefJgx4MwdRI=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0e251e24a4f24e036a084b6b4b2d2491af4167f4",
+        "rev": "4aab321034b73362c9b74aed891d4a24a43e5b0f",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixos-unstable",
+        "ref": "nixos-unstable-small",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
-    "nixpkgs-darwin": {
-      "locked": {
-        "lastModified": 1786527240,
-        "narHash": "sha256-OLtJPnSXcRy79Rf7BhYaMeXAVF625FpLcd3+Svq641Y=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "e0c84f9d0ad137f076dc957494f5b39885597d4f",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "ref": "nixpkgs-26.05-darwin",
         "repo": "nixpkgs",
         "type": "github"
       }
@@ -282,22 +246,6 @@
       }
     },
     "nixpkgs_2": {
-      "locked": {
-        "lastModified": 1787157197,
-        "narHash": "sha256-QvLK1jFZz6JxrwGzrZIqSqILYKvbQCVPefJgx4MwdRI=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "4aab321034b73362c9b74aed891d4a24a43e5b0f",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "ref": "nixos-unstable-small",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
-    "nixpkgs_3": {
       "locked": {
         "lastModified": 1787101114,
         "narHash": "sha256-gwrPcFf/rDjHPaVflbDZ040ZDmBTRj/7+s8ZmE2SaIM=",
@@ -313,7 +261,7 @@
         "type": "github"
       }
     },
-    "nixpkgs_4": {
+    "nixpkgs_3": {
       "locked": {
         "lastModified": 1787070829,
         "narHash": "sha256-vXNVDVtvfiQuXthP0NHPFdNvvMTkGpx0UP8oddIWbNk=",
@@ -329,7 +277,7 @@
         "type": "github"
       }
     },
-    "nixpkgs_5": {
+    "nixpkgs_4": {
       "locked": {
         "lastModified": 1785386831,
         "narHash": "sha256-sPS3CaXH8RAT3FZRuy4VcV47iuYIWMMfa0GbyJKC3o4=",
@@ -345,7 +293,7 @@
         "type": "github"
       }
     },
-    "nixpkgs_6": {
+    "nixpkgs_5": {
       "locked": {
         "lastModified": 1786599213,
         "narHash": "sha256-yNJd40f11EzXBjSByCB7IPpeFFAdeoSKKM67dGkfFoU=",
@@ -388,7 +336,7 @@
     },
     "proton-cachyos-nix": {
       "inputs": {
-        "nixpkgs": "nixpkgs_4"
+        "nixpkgs": "nixpkgs_3"
       },
       "locked": {
         "lastModified": 1787114154,
@@ -406,10 +354,9 @@
     },
     "root": {
       "inputs": {
-        "helium-browser": "helium-browser",
         "home-manager": "home-manager",
         "nix-cachyos-kernel": "nix-cachyos-kernel",
-        "nixpkgs": "nixpkgs_3",
+        "nixpkgs": "nixpkgs_2",
         "proton-cachyos-nix": "proton-cachyos-nix",
         "stylix": "stylix",
         "zen-browser": "zen-browser"
@@ -424,9 +371,9 @@
         "firefox-gnome-theme": "firefox-gnome-theme",
         "flake-parts": "flake-parts_2",
         "gnome-shell": "gnome-shell",
-        "nixpkgs": "nixpkgs_5",
+        "nixpkgs": "nixpkgs_4",
         "nur": "nur",
-        "systems": "systems_2",
+        "systems": "systems",
         "tinted-kitty": "tinted-kitty",
         "tinted-schemes": "tinted-schemes",
         "tinted-tmux": "tinted-tmux",
@@ -462,21 +409,6 @@
         "type": "github"
       }
     },
-    "systems_2": {
-      "locked": {
-        "lastModified": 1681028828,
-        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
-        "owner": "nix-systems",
-        "repo": "default",
-        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nix-systems",
-        "repo": "default",
-        "type": "github"
-      }
-    },
     "tinted-kitty": {
       "flake": false,
       "locked": {
@@ -541,30 +473,12 @@
         "type": "github"
       }
     },
-    "utils": {
-      "inputs": {
-        "systems": "systems"
-      },
-      "locked": {
-        "lastModified": 1731533236,
-        "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
-        "type": "github"
-      },
-      "original": {
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "type": "github"
-      }
-    },
     "zen-browser": {
       "inputs": {
         "home-manager": [
           "home-manager"
         ],
-        "nixpkgs": "nixpkgs_6"
+        "nixpkgs": "nixpkgs_5"
       },
       "locked": {
         "lastModified": 1787197732,

flake.nix

@@ -14,11 +14,6 @@
       inputs.home-manager.follows = "home-manager";
     };
 
-    helium-browser = {
-      url = "github:schembriaiden/helium-browser-nix-flake";
-      # no nixpkgs.follows: uses unstable-only lib attrs (libx11, libgbm)
-    };
-
     nix-cachyos-kernel.url = "github:xddxdd/nix-cachyos-kernel/release";
 
     proton-cachyos-nix.url = "github:powerofthe69/proton-cachyos-nix";
@@ -30,7 +25,6 @@
     , nixpkgs
     , home-manager
     , zen-browser
-    , helium-browser
     , nix-cachyos-kernel
     , stylix
     , proton-cachyos-nix

hosts/FredOS-Macbook.nix

@@ -5,7 +5,7 @@
     environment.systemPackages = with pkgs; [
       tlp
       spotify
-      vesktop
+      discordo
       faugus-launcher
       mission-center
       vlc
@@ -15,6 +15,11 @@
       woeusb
       vscodium
       cmatrix
+
+      # TTY browsing: browsh drives a headless firefox and renders it to the
+      # terminal, so firefox has to be on PATH — it is not wrapped in.
+      browsh
+      firefox
     ];
 
     programs.geary.enable = true;

settings/theming.nix

@@ -7,7 +7,7 @@
 # every app that can reload without restarting.
 #
 # What follows a switch immediately: quickshell, hyprland, ghostty (D-Bus
-# reload-config), GTK3 apps such as nemo and helium (each wallpaper installs
+# reload-config), GTK3 apps such as nemo (each wallpaper installs
 # its own named GTK theme, switched over gsettings) and the folder icon tint.
 # On next launch only: GTK4/libadwaita apps, btop, zen.
 #
@@ -555,16 +555,6 @@ in
     # to go or the terminal never changes colour.
     stylix.targets.fish.enable = false;
 
-    # Same story one layer up, for helium: stylix's chromium target is not a
-    # theme but a MANAGED POLICY — {"BrowserThemeColor":"#<base00>"} written to
-    # /etc/{chromium,brave,opt/chrome}/policies/managed/extra.json, pinned to
-    # the build-time wallpaper. helium reads /etc/chromium/policies, so it came
-    # up wearing one frozen colour, labelled "controlled by your administrator",
-    # with the whole appearance section greyed out — which also locks the GTK
-    # theme mode and the frame toggle that apps/helium.nix sets. Off, so those
-    # prefs are ours and the colours follow the live wallpaper theme.
-    stylix.targets.chromium.enable = false;
-
     home-manager.users.fred = { config, lib, pkgs, osConfig, ... }: {
       # These four targets write build-time files that theme-apply replaces
       # at runtime; leaving them on means stylix and the switcher fight over