Bump snap to 858241 and bump blockchain for s3 snap fetch fixes

Snapshot to 852481 + core bump

Build docker images on all tags

Height 852481
Hash <<187,20,100,241,49,43,67,95,78,60,239,8,28,23,233,54,108,44,180,131,165,
       89,63,45,90,219,110,184,156,160,77,73>>
Have true

Update Readme Link to Packet Forwarder Guide

Update snap to 851041

regenerate roaming router swarm_key

roll back snap and bump core for safer snaps

Use arm64 queue for arm docker builds

moar bump

bump for checkpoints and new snap

Add audit 61

Update snapshot to 841681

Add an MVP implementation of miner-side discovery mode

Height 841681
Hash <<62,60,211,231,202,64,190,6,57,42,6,194,142,137,213,114,227,198,155,51,
       247,198,27,34,28,33,168,136,129,218,141,42>>
Have true

Add additional router

Check gateway capabilities in POC flows

Attempt rustup docker