Update README.md to provide a comprehensive overview of The Order monorepo, including repository structure, quickstart guide, development workflow, and contribution guidelines.

services/identity/src/index.ts

@@ -0,0 +1,48 @@
+/**
+ * Identity Service
+ * Handles eIDAS/DID, verifiable credentials, and identity management
+ */
+
+import Fastify from 'fastify';
+
+const server = Fastify({
+  logger: true,
+});
+
+// Health check
+server.get('/health', async () => {
+  return { status: 'ok' };
+});
+
+// Issue verifiable credential
+server.post('/vc/issue', async (request, reply) => {
+  // TODO: Implement VC issuance
+  return { message: 'VC issuance endpoint - not implemented yet' };
+});
+
+// Verify verifiable credential
+server.post('/vc/verify', async (request, reply) => {
+  // TODO: Implement VC verification
+  return { message: 'VC verification endpoint - not implemented yet' };
+});
+
+// Sign document
+server.post('/sign', async (request, reply) => {
+  // TODO: Implement document signing
+  return { message: 'Sign endpoint - not implemented yet' };
+});
+
+// Start server
+const start = async () => {
+  try {
+    const port = Number(process.env.PORT) || 4002;
+    await server.listen({ port, host: '0.0.0.0' });
+    console.log(`Identity service listening on port ${port}`);
+  } catch (err) {
+    server.log.error(err);
+    process.exit(1);
+  }
+};
+
+start();
+