Core pinning

• Now pins threads to cores.
• Renames --threads argument to --cores.

Dynamic priority fees

• Defaults --priority-fee to 500,000 microlamports.
• Adds --dynamic-fee-strategy and --dynamic-fee-rpc args.
• If --dynamic-fee-strategy is set, it uses the default --rpc url to select a priority fee.
• If -dynamic-fee-rpc is set, this endpoint is used to fetch the dynamic priority fee.
• If dynamic priority fees are used, they are capped by the --priority-fee value.

Multiplier

• Prints the multiplier in the mining flow.

Proof

• Adds a proof command to lookup a proof account by address.

Fee payer

• Adds an optional--fee-payer arg to set a separate transaction fee payer.