Relayer 2.5
Fixes issue with stuck pending tx with low gas price.
Please add new .env variables:
# Resubmitter params:
# how often the watcher will check the first pending tx (in seconds)
NONCE_WATCHER_INTERVAL=30
# how long a tx can be in pending pool (in seconds)
ALLOWABLE_PENDING_TX_TIMEOUT=180
# in GWEI
MAX_GAS_PRICE=100
# how much to increase the gas price for a stuck tx
GAS_PRICE_BUMP_PERCENTAGE=20