Initial import: open-design source for helix-mind.ai distribution

This repository contains the open-design daemon CLI source code, built
and packaged at https://helix-mind.ai/cli/open-design/latest.tgz for use
by the HelixMind /design slash command.

Licenses: Apache-2.0 (root) + MIT (skills/*)

apps/landing-page/astro.config.ts

@@ -0,0 +1,13 @@
+import sitemap from '@astrojs/sitemap';
+import { defineConfig } from 'astro/config';
+
+const site = process.env.OD_LANDING_SITE ?? 'https://open-design.dev';
+
+export default defineConfig({
+  output: 'static',
+  site,
+  srcDir: './app',
+  outDir: './out',
+  trailingSlash: 'always',
+  integrations: [sitemap()],
+});