feat: timeline and folder import

backend/app/routers/library.py

@@ -48,14 +48,25 @@ async def trigger_scan():
     return {"status": "success", "message": "Library scan started"}
 
 @router.get("/scan/status")
-async def get_scan_status():
+async def get_scan_status(db: AsyncSession = Depends(get_db)):
     """Get current scan status"""
-    # This would connect to Celery to get task status
-    # For now, return a simple response
+    import redis
+    from app.config import settings
+    
+    # Connect to Redis to get scan status
+    r = redis.Redis.from_url(settings.redis_url)
+    
+    # Get scan status from Redis (set by worker tasks)
+    is_scanning = r.get('scan:active') == b'true'
+    current_folder = r.get('scan:current_folder')
+    processed_files = int(r.get('scan:processed_files') or 0)
+    total_files = int(r.get('scan:total_files') or 0)
+    errors = r.lrange('scan:errors', 0, -1)
+    
     return {
-        "status": "idle",
-        "progress": 0,
-        "current_folder": None,
-        "queued": 0,
-        "done": 0
+        "is_scanning": is_scanning,
+        "current_folder": current_folder.decode() if current_folder else None,
+        "processed_files": processed_files,
+        "total_files": total_files,
+        "errors": [e.decode() for e in errors] if errors else []
     }