There is a variety of cargo cages on the market designed to support drybags on the forks, however the majority require that your forks have the proper mounts:

There is a variety of cargo cages on the market designed to support drybags on the forks, however the majority require that your forks have the proper mounts: https://bikepacking.com/index/cargo-cages-anything-bags/ https://bikepacking.com/index/cargo-cages-anything-bags/