feat(dank): add DankMaterialShell (niri) profile

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_018Sv2QAunLcLo3tS1YsfLgN

modules/environments/dank/default.nix

@@ -0,0 +1,49 @@
+{
+  config,
+  lib,
+  pkgs,
+  inputs,
+  self,
+  ...
+}:
+let
+  cfg = config.my.profiles.dank;
+in
+{
+  imports = [ self.inputs.dank.nixosModules.dank-material-shell ];
+
+  options.my.profiles.dank.enable = lib.mkEnableOption "DankMaterialShell on niri";
+
+  config = lib.mkIf cfg.enable {
+    # Dependency: declarative user config comes from home-manager.
+    my.profiles.home-manager.enable = true;
+
+    # System side: niri Wayland session + DMS daemons/packages.
+    programs.niri.enable = true;
+
+    programs.dank-material-shell = {
+      enable = true;
+      systemd.enable = true;
+      quickshell.package = pkgs.unstable.quickshell;
+    };
+
+    # Home side: DMS shell + niri keybinds/spawn for finn.
+    home-manager.users.finn = {
+      imports = [
+        inputs.niri.homeModules.niri
+        inputs.dank.homeModules.dank-material-shell
+        inputs.dank.homeModules.niri
+      ];
+
+      programs.dank-material-shell = {
+        enable = true;
+        systemd.enable = true;
+        quickshell.package = pkgs.unstable.quickshell;
+        niri.enableKeybinds = true;
+        niri.enableSpawn = true;
+      };
+
+      home.stateVersion = "26.05";
+    };
+  };
+}

modules/environments/default.nix

@@ -9,6 +9,7 @@
     ./home-assistant
     ./hyprland
     ./home-manager
+    ./dank
     ./zsh
     ./paperless
     ./prowlarr