fix(worker): align redis key and fix async task dispatch

- Change blpop key from 'task_queue' to 'tasks'
- Pass coroutine object directly to dispatcher to prevent silent await failure

src/orchestrator/worker.py

@@ -30,7 +30,7 @@ class TaskWorker:
             try:
                 # Blocking pop from task queue
                 # task format: {"type": "auth|extract", "url": "...", "session_id": "..."}
-                task_data = await self.redis.blpop("task_queue", timeout=5)
+                task_data = await self.redis.blpop("tasks", timeout=5)
                 
                 if not task_data:
                     continue
@@ -40,7 +40,7 @@ class TaskWorker:
                 
                 # Apply entropy scheduling (variable delay)
                 await self.scheduler.dispatch_with_entropy(
-                    lambda: self.process_task(task)
+                    self.process_task(task)
                 )
                 
             except Exception as e: