feat: add memory log hook (#688)

hooks/get-api-key.ts

@@ -0,0 +1,18 @@
+#!/usr/bin/env bun
+// Helper script to get API key from keychain using Bun's secrets API
+// Used by memory_logger.py to avoid separate keychain authorization
+
+const SERVICE_NAME = "letta-code";
+const API_KEY_NAME = "letta-api-key";
+
+try {
+  const apiKey = await Bun.secrets.get({
+    service: SERVICE_NAME,
+    name: API_KEY_NAME,
+  });
+  if (apiKey) {
+    process.stdout.write(apiKey);
+  }
+} catch {
+  // Silent failure - Python will try other sources
+}