Fix dashboard filters: Delivered instead of Done, correct Needs Upload status mapping

models.py

@@ -118,6 +118,8 @@ def list_requests(status=None):
     """List all requests, optionally filtered by status, newest first."""
     db = get_db()
     if status:
+        # Translate human filter names to stored status values.
+        status = status.lower().replace(' ', '_')
         rows = db.execute('SELECT * FROM requests WHERE status = ? ORDER BY created_at DESC', (status,)).fetchall()
     else:
         rows = db.execute('SELECT * FROM requests ORDER BY created_at DESC').fetchall()