Enable Discovery debug logging for production troubleshooting

- Add DISCOVERY_LOG_LEVEL=debug
- Add DISCOVERY_SHOW_PROGRESS=true
- Temporary changes for debugging InitializerProcessor fixes on production

docs/claude/async-components.md

@@ -0,0 +1,27 @@
+# Async Components
+
+This guide covers the async and concurrent programming features.
+
+## Fiber Manager
+
+TODO: Document FiberManager usage and patterns
+
+## Async Promises
+
+TODO: Document AsyncPromise implementation
+
+## Background Job Processing
+
+TODO: Document BackgroundJob and BackgroundJobProcessor
+
+## Async Patterns
+
+TODO: Document common async patterns (Pool, Queue, Channel)
+
+## Concurrency Control
+
+TODO: Document Mutex, Semaphore, and Barrier
+
+## Async Best Practices
+
+TODO: List async programming best practices