fix(core): patch worker logic (v1.1.1)

- Re-queue auth tasks on 'Executable doesn't exist' error
- Record session duration metrics in extraction phase

src/orchestrator/worker.py

@@ -1,4 +1,5 @@
 import asyncio
+import time
 import logging
 import json
 import redis.asyncio as redis
@@ -90,6 +91,13 @@ class TaskWorker:
                 MetricsCollector.record_auth_success()
 
         except Exception as e:
+            if "Executable doesn't exist" in str(e):
+                logger.warning(f"Browser binary missing. Re-queueing task for {session_id}")
+                # Push back to redis (right push to back of queue, or left to retry immediate? usually back is safer)
+                # But user said "re-queue the task to Redis".
+                await self.redis.rpush("tasks", json.dumps({"type": "auth", "url": url, "session_id": session_id}))
+                return
+
             logger.error(f"Auth failed: {e}")
             MetricsCollector.record_auth_failure(str(e))
             await self.recovery.handle_invalidation(session_id, "auth_failure")
@@ -110,6 +118,12 @@ class TaskWorker:
                 html = await client.fetch(url)
                 logger.info(f"Extracted {len(html)} bytes from {url} using Session {session_id}")
             
+            # Calculate duration
+            duration = time.time() - state.timestamp
+            MetricsCollector.record_session_lifetime(duration)
+
+            logger.info(f"Extracted {len(html)} bytes from {url} using Session {session_id} (Duration: {duration:.2f}s)")
+            
             MetricsCollector.record_extraction("success")
         except Exception as e:
             logger.error(f"Extraction failed: {e}")