The new `getrpcinfo` shows a list of the active commands and the duration each command has been running. This sounds like a good place to report a completion percentage for any command doing a blockchain rescan, to solve [this problem](https://bitcoin.stackexchange.com/q/83236/90721).
{
    std::shared_ptr<CWallet> const wallet = GetWalletForJSONRPCRequest(request);
    CWallet* const pwallet = wallet.get();
    if (!EnsureWalletIsAvailable(pwallet, request.fHelp)) {
        return NullUniValue;
    }
    if (request.fHelp || request.params.size() > 1)
        throw std::runtime_error(
            RPCHelpMan{"getrawchangeaddress",
                "\nReturns a new Bitcoin address, for receiving change.\n"
                "This is for use with raw transactions, NOT normal use.\n",
                {
                    {"address_type", RPCArg::Type::STR,  "set by -changetype", "The address type to use. Options are \"legacy\", \"p2sh-segwit\", and \"bech32\"."},
                },
                RPCResult{