feat: fish module

computers/shared/fish.nix

@@ -0,0 +1,21 @@
+{
+  config,
+  lib,
+  ...
+}: let
+  cfg = config.alqueva.fish;
+in {
+  options.alqueva.fish = {
+    enable = lib.mkEnableOption "fish";
+  };
+  config = lib.mkIf cfg.enable {
+    programs.fish = {
+      vendor = {
+        functions.enable = true;
+        config.enable = true;
+        completions.enable = true;
+      };
+      enable = true;
+    };
+  };
+}