fix: @attach keyword properly highlighted for svelte

modules/capabilities/neovim/default.nix

@@ -18,6 +18,24 @@ in
       osConfig,
       ...
     }:
+    let
+      nvimTreesitter = pkgs.vimPlugins.nvim-treesitter;
+      svelteGrammar = nvimTreesitter.builtGrammars.svelte.overrideAttrs (_: {
+        version = "0.0.0+rev=c2457b9";
+        src = pkgs.fetchFromGitHub {
+          owner = "m4rch3n1ng";
+          repo = "tree-sitter-svelte";
+          rev = "c2457b99a5b8ee38e14928dceeb246a61c097b77";
+          hash = "sha256-RIAe30TTzZhHuXxC2VRVk/X73Qm1u2LWOW3AsnUfRzI=";
+        };
+      });
+      nvimTreesitterWithAllGrammars = nvimTreesitter.withPlugins (
+        _:
+        map (
+          grammar: if grammar == nvimTreesitter.builtGrammars.svelte then svelteGrammar else grammar
+        ) nvimTreesitter.allGrammars
+      );
+    in
     {
       home.sessionVariables = {
         EDITOR = "nvim";
@@ -74,7 +92,7 @@ in
             data = with pkgs.vimPlugins; [
               plenary-nvim
               kanagawa-nvim
-              nvim-treesitter.withAllGrammars
+              nvimTreesitterWithAllGrammars
               nvim-treesitter-textobjects
               rainbow-delimiters-nvim
             ];

modules/capabilities/neovim/lua-config/queries/svelte/highlights.scm

@@ -0,0 +1,3 @@
+; extends
+
+("attach") @keyword