v0.15.2

This release includes bug fixes and enhancements around gas fee calculations and improved support for deploying smart contracts via a Ledger hardware wallet, see our Ledger guide for more details.

Added

• Improved support for deploying via a Ledger hardware wallet, see our guide for details (#720)
• Support maxPriorityFeePerGas as a configuration parameter (#728)
• Use RPC call eth_maxPriorityFeePerGas in gas fee calculations when available (#743)
• Support zero gas fee chains (like private Besu chains), thanks @jimthematrix (#730)

Fixed

• Use pre-EIP-1559 transactions for Polygon to avoid dropped transactions (#735)

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