eip 7702 support (authorization list)

Author: l0r1s

Cargo.toml

@@ -112,6 +112,7 @@ proc-macro-warning = { version = "1", default-features = false }
 expander = "2"
 ahash = { version = "0.8", default-features = false }
 regex = { version = "1.11.1", default-features = false }
+ethereum = { version = "0.18.2", default-features = false }
 
 frame-benchmarking = { git = "https://github.com/paritytech/polkadot-sdk.git", tag = "polkadot-stable2506-1", default-features = false }
 frame-benchmarking-cli = { git = "https://github.com/paritytech/polkadot-sdk.git", tag = "polkadot-stable2506-1", default-features = false }

runtime/Cargo.toml

@@ -148,6 +148,8 @@ ark-serialize = { workspace = true, features = ["derive"] }
 # Crowdloan
 pallet-crowdloan.workspace = true
 
+ethereum.workspace = true
+
 [dev-dependencies]
 frame-metadata.workspace = true
 sp-io.workspace = true
@@ -267,6 +269,7 @@ std = [
 	"pallet-subtensor-swap/std",
 	"pallet-subtensor-swap-runtime-api/std",
 	"subtensor-swap-interface/std",
+	"ethereum/std",
 ]
 runtime-benchmarks = [
 	"frame-benchmarking/runtime-benchmarks",

runtime/src/lib.rs

@@ -65,6 +65,7 @@ use sp_version::RuntimeVersion;
 use subtensor_precompiles::Precompiles;
 use subtensor_runtime_common::{AlphaCurrency, TaoCurrency, time::*, *};
 use subtensor_swap_interface::{OrderType, SwapHandler};
+use ethereum::AuthorizationList;
 
 // A few exports that help ease life for downstream crates.
 pub use frame_support::{
@@ -1955,6 +1956,7 @@ impl_runtime_apis! {
             nonce: Option<U256>,
             estimate: bool,
             access_list: Option<Vec<(H160, Vec<H256>)>>,
+            authorization_list: Option<AuthorizationList>,
         ) -> Result<pallet_evm::CallInfo, sp_runtime::DispatchError> {
             use pallet_evm::GasWeightMapping as _;
 
@@ -2016,6 +2018,7 @@ impl_runtime_apis! {
                 max_priority_fee_per_gas,
                 nonce,
                 access_list.unwrap_or_default(),
+                authorization_list.unwrap_or_default(),
                 false,
                 true,
                 weight_limit,
@@ -2034,6 +2037,7 @@ impl_runtime_apis! {
             nonce: Option<U256>,
             estimate: bool,
             access_list: Option<Vec<(H160, Vec<H256>)>>,
+            authorization_list: Option<AuthorizationList>,
         ) -> Result<pallet_evm::CreateInfo, sp_runtime::DispatchError> {
             use pallet_evm::GasWeightMapping as _;
 
@@ -2098,6 +2102,7 @@ impl_runtime_apis! {
                 access_list.unwrap_or_default(),
                 whitelist,
                 whitelist_disabled,
+                authorization_list.unwrap_or_default(),
                 false,
                 true,
                 weight_limit,