Add a basic Firebase Studio config file (#1338)

Author: Zac0511

.gitignore

@@ -16,7 +16,6 @@ dist/
 .vscode/**/*
 !.vscode/extensions.json
 !.vscode/launch.json
-!.vscode/settings.json
 !.vscode/tasks.json
 
 # Local env files

.idx/dev.nix

@@ -0,0 +1,57 @@
+# To learn more about how to use Nix to configure your environment
+# see: https://developers.google.com/idx/guides/customize-idx-env
+{ pkgs, ... }: {
+  # Which nixpkgs channel to use.
+  channel = "stable-25.05"; # or "unstable"
+
+  # Use https://search.nixos.org/packages to find packages
+  packages = [
+    pkgs.python3
+    pkgs.nodejs_24
+  ];
+
+  # Sets environment variables in the workspace
+  env = {};
+  idx = {
+    # Search for the extensions you want on https://open-vsx.org/ and use "publisher.id"
+    extensions = [
+      # "vscodevim.vim"
+    ];
+
+    # Enable previews and customize configuration
+    previews = {
+      # Currently disabled because the preview system wasn't working
+      enable = false;
+      previews = {
+        web = {
+        command = [
+          "npm"
+          "run"
+          "start"
+          "--"
+          "--port"
+          "$PORT"
+          "--host"
+          "0.0.0.0"
+          "--disable-host-check"
+        ];
+          manager = "web";
+        };
+      };
+    };
+
+    # Workspace lifecycle hooks
+    workspace = {
+      # Runs when a workspace is first created
+      onCreate = {
+        # npm-install = "npm install";
+        # Currently disabled because the preview system wasn't working
+      };
+      # Runs when the workspace is (re)started
+      onStart = {
+        # npm-install = "npm install";
+        # Currently disabled because the preview system wasn't working
+      };
+    };
+  };
+}