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/*)

tools/dev/bin/tools-dev.mjs

@@ -0,0 +1,18 @@
+#!/usr/bin/env node
+
+import { existsSync } from 'node:fs';
+import { dirname, resolve } from 'node:path';
+import { fileURLToPath, pathToFileURL } from 'node:url';
+
+const entryDir = dirname(fileURLToPath(import.meta.url));
+const distEntry = resolve(entryDir, '../dist/index.mjs');
+const requiredDistEntries = [distEntry];
+const missingDistEntries = requiredDistEntries.filter((entry) => !existsSync(entry));
+
+if (missingDistEntries.length > 0) {
+  throw new Error(
+    `tools-dev dist entries not found: ${missingDistEntries.join(', ')}. Run "pnpm --filter @open-design/tools-dev build" first.`,
+  );
+}
+
+await import(pathToFileURL(distEntry).href);