1. start single validateer 2. await ShardMode::Normal 3. shield 10 from //Charlie 4. register session-proxy for //Charlie (to increase consumers) 5. shield 10 from //Bob (should test more than one account) 6. sudo set maintenance mode for shard 7. await ShardMode::MaintenanceOngoing 8. transfer 1 from Charlie to Ferdie should fail (Filtered) 9. shield 11 from Charlie 10. verify balance: shielding should still work 11. await ShardMode::Retired 12. verfiy 21 went back to Charlie and 10 to Bob (minus fees) 13. shield 12 from Charlie 14. verfiy 12 went back to Charlie immediately (minus fees)extension: run on asset hub zombienet and test same with assets
