fix: set OP enveloped tx field

crates/anvil/src/eth/backend/executor.rs

@@ -118,7 +118,7 @@ impl<'a, DB: Db + ?Sized, Validator: TransactionValidator> TransactionExecutor<'
         let difficulty = self.block_env.difficulty;
         let beneficiary = self.block_env.coinbase;
         let timestamp = self.block_env.timestamp.to::<u64>();
-        let base_fee = if (self.cfg_env.handler_cfg.spec_id as u8) >= (SpecId::LONDON as u8) {
+        let base_fee = if self.cfg_env.handler_cfg.spec_id >= SpecId::LONDON {
             Some(self.block_env.basefee.to::<u128>())
         } else {
             None
@@ -208,6 +208,12 @@ impl<'a, DB: Db + ?Sized, Validator: TransactionValidator> TransactionExecutor<'
     }
 
     fn env_for(&self, tx: &PendingTransaction) -> EnvWithHandlerCfg {
+        let mut tx_env = tx.to_revm_tx_env();
+        if self.cfg_env.handler_cfg.is_optimism {
+            tx_env.optimism.enveloped_tx =
+                Some(alloy_rlp::encode(&tx.transaction.transaction).into());
+        }
+
         EnvWithHandlerCfg::new_with_cfg_env(
             self.cfg_env.clone(),
             self.block_env.clone(),

crates/anvil/src/eth/backend/mem/mod.rs

@@ -838,6 +838,12 @@ impl Backend {
     > {
         let mut env = self.next_env();
         env.tx = tx.pending_transaction.to_revm_tx_env();
+
+        if env.handler_cfg.is_optimism {
+            env.tx.optimism.enveloped_tx =
+                Some(alloy_rlp::encode(&tx.pending_transaction.transaction.transaction).into());
+        }
+
         let db = self.db.read().await;
         let mut inspector = Inspector::default();
         let mut evm = self.new_evm_with_inspector_ref(&*db, env, &mut inspector);