init dev nix

Author: HYACCCINT

firebase_ai_logic_showcase/.idx/dev.nix

@@ -7,6 +7,8 @@
   packages = [
     pkgs.jdk21
     pkgs.unzip
+    pkgs.nodePackages.nodemon
+    pkgs.nodejs_22
   ];
   # Sets environment variables in the workspace
   env = {
@@ -27,6 +29,8 @@
     extensions = [
       "Dart-Code.flutter"
       "Dart-Code.dart-code"
+      "hashicorp.terraform"
+      "ms-vscode.js-debug"
     ];
     workspace = {
       # Runs when a workspace is first created with this `dev.nix` file