upgrade/

ACP176 implements the fee logic specified here: https://github.com/avalanche-foundation/ACPs/blob/main/ACPs/176-dynamic-evm-gas-limit-and-price-discovery-updates/README.md

AP0 defines constants used during the initial network launch.

AP1 defines constants used after the Apricot Phase 1 upgrade.

AP3 defines the dynamic fee window used after the Apricot Phase 3 upgrade.

AP4 implements the block gas cost logic activated by the Apricot Phase 4 upgrade.

AP5 defines constants used after the Apricot Phase 5 upgrade.

Cortina defines constants used after the Cortina upgrade.

Etna defines constants used after the Etna upgrade.