Added shell alias configuration

modules/users/modules/shell/bash.nix

@@ -14,5 +14,9 @@ in
     enable = mkEnableOption "bash";
   };
 
-  config.programs.bash.enable = cfg.enable;
+  config.programs.bash = {
+    enable = cfg.enable;
+
+    shellAliases = config.modules.shell.aliases;
+  };
 }

modules/users/modules/shell/default.nix

@@ -0,0 +1,19 @@
+{
+  pkgs,
+  lib,
+  config,
+  ...
+}:
+
+with lib;
+{
+  options.modules.shell = {
+    aliases = mkOption {
+      type = types.attrsOf types.str;
+      default = {
+        "..." = "cd ../..";
+      };
+      description = "Shell aliases";
+    };
+  };
+}

modules/users/modules/shell/fish.nix

@@ -36,6 +36,8 @@ in
     programs.fish = {
       enable = true;
 
+      shellAliases = config.modules.shell.aliases;
+
       plugins = [
         (mkIf cfg.plugins.done {
           name = "done";