Enable Bitwarden CLI and keybind cheatsheet

Add bitwarden-cli, xdg-utils and gcc to essentials. Configure the
noctalia Bitwarden plugin with custom server and generation options.
Enable the keybind‑cheatsheet plugin and bind it to Super+Shift+K.
Replace several widget displays with gauge visualizations and add a
keybinds widget to the bar. Remove obsolete Bitwarden desktop toggles
from host modules.

modules/home/noctalia/settings/plugins/bitwarden.nix

@@ -0,0 +1,11 @@
+_: {
+  programs.noctalia.settings.plugin_settings."noctalia/bitwarden" = {
+    server_url = "https://vw.garandplg.com";
+    vault_timeout = "30";
+    gen_length = 128;
+    gen_uppercase = true;
+    gen_lowercase = true;
+    gen_number = true;
+    gen_special = true;
+  };
+}

modules/home/noctalia/settings/plugins/default.nix

@@ -1,14 +1,18 @@
 _: {
   programs.noctalia.settings.plugins = {
     enabled = [
-      "noctalia/screen_recorder"
+      "noctalia/bitwarden"
       "oldirtty/color_picker"
       "nightwatch75/file-search"
+      "kenn/keybind-cheatsheet"
       "avivbintangaringga/nix-monitor"
+      "noctalia/screen_recorder"
     ];
   };
 
   imports = [
+    ./bitwarden.nix
+    ./keybind-cheatsheet.nix
     ./screen-recorder.nix
     ./nix-monitor.nix
   ];

modules/home/noctalia/settings/plugins/keybind-cheatsheet.nix

@@ -0,0 +1,7 @@
+_: {
+  programs.noctalia.settings.plugin_settings."kenn/keybind-cheatsheet" = {
+    compositor = "hyprland";
+    columns = 3;
+    show_actions = true;
+  };
+}