Talos: recovering from broken network interface

While playing with my homelab Talos cluster, I accidentaly broke the network interface. As my Raspberry Pi has only one interface, that meant that my device was unreachable over the network. To make matter worse, the node I broke was the control plane, and I wanted to preserve as much data as possible. To recover from this situation, I was left with no other option, but to boot the device from an…