feat: initialize monorepo with shared, server, mcp, and web packages

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

packages/mcp/src/index.ts

@@ -0,0 +1,15 @@
+import express from 'express';
+import cors from 'cors';
+
+const app = express();
+app.use(cors());
+app.use(express.json());
+
+app.get('/health', (_req, res) => {
+  res.json({ status: 'ok' });
+});
+
+const port = process.env.MCP_PORT || 3001;
+app.listen(port, () => {
+  console.log(`MCP service running on port ${port}`);
+});