We launched our PanGu testnet last Monday and on Wednesday afternoon found some L1→ L2 bridge transactions got stuck.Problem 1: Insufficient FundLooking into the logs, we found the bridge service didn’t send out the “claim” transaction on L2 because the claimtxmanager account doesn’t have enough fund to pay gas fees. This is due to there are more traffic than we expected since the launch and our ETH on that account was soon used up. So we topped up the account with more ETH. But this doesn’t ...