add lots of helix config; update vscode config;

home-manager/development/vscode.nix

@@ -6,8 +6,6 @@ in
 {
   home.packages = with pkgs;[
     (nerdfonts.override { fonts = [ "SpaceMono" ]; })
-    shellcheck
-    biome
   ];
 
   programs = {
@@ -26,10 +24,11 @@ in
         esbenp.prettier-vscode
         bradlc.vscode-tailwindcss
         humao.rest-client
-        rogalmic.bash-debug
         loriscro.super
+        mads-hartmann.bash-ide-vscode
+        foxundermoon.shell-format
       ];
-      userSettings = {
+      userSettings = with pkgs;{
         "workbench.iconTheme" = "material-icon-theme";
         "window.titleBarStyle" = "custom";
         "workbench.colorTheme" = "Dracula Theme";
@@ -45,7 +44,21 @@ in
 
         "typescript.preferences.preferTypeOnlyAutoImports" = true;
         "chat.commandCenter.enabled" = false;
+
+        "nix.enableLanguageServer" = true; # Enable LSP.
+        "nix.serverPath" = "${nixd}/bin/nixd"; # The path to the LSP server executable.
+        "nix.serverSettings" = {
+          nixd = {
+            formatting.command = [ "${nixpkgs-fmt}/bin/nixpkgs-fmt" ];
+          };
+        };
+
+        "biome.lsp.bin" = "${biome}/bin/biome";
+
+        "bashIde.shellcheckPath" = "${shellcheck}/bin/shellcheck";
+        "shellformat.path" = "${shfmt}/bin/shfmt";
       };
     };
   };
 }
+