helix: add kdlfmt

packages/helix/default.nix

@@ -9,13 +9,15 @@
   clippy,
   cmake-format,
   cmake-language-server,
+  deadnix,
   deno,
   dprint,
   formats,
   gdb,
   golangci-lint-langserver,
-  deadnix,
   gopls,
+  kdePackages,
+  kdlfmt,
   lazygit,
   lib,
   lldb_19,
@@ -26,13 +28,12 @@
   rustfmt,
   shellcheck,
   shfmt,
+  simple-completion-language-server,
   superhtml,
-  kdePackages,
   taplo,
   tinymist,
   typescript-language-server,
   vscode-langservers-extracted,
-  simple-completion-language-server,
   zls,
   helix,
   ...
@@ -142,6 +143,8 @@
       # typst lsp
       vscode-langservers-extracted
 
+      kdlfmt
+
       deadnix
       # zig language server
       zls