helix: added shfmt

roles/home/helix.nix

@@ -53,6 +53,11 @@ in
       [[language]]
       name = "python"
       formatter = { command = "black", args = [ "-" ] }
+
+      [[language]]
+      name = "bash"
+      indent = { tab-width = 2, unit = "  " }
+      formatter = { command = 'shfmt', args = ["-i", "2"] }
     '';
 
     packages = with pkgs.unstablePkgs; [
@@ -65,6 +70,7 @@ in
       nixpkgs-fmt
       ruff
       shellcheck
+      shfmt
     ] ++ pythonPkgs ++ nodePkgs;
   };
 }