Engineering diagrams

Version with coordinator

https://excalidraw.com/#json=cwTnQj06-ip0yT23mD6yd,o9xEg7NhaGf_wIsYBTg8ug

Version with node + dkg factory + coordinator

https://excalidraw.com/#json=zdcZWnrm4scNfGTp8l3eF,5d1VScvnGtSbebrth9JzRQ