feat: poc of new FeeVault & FeeVaultInitializer implementations

packages/contracts-bedrock/interfaces/L2/IFeeVault.sol

@@ -4,19 +4,27 @@ pragma solidity ^0.8.0;
 import { Types } from "src/libraries/Types.sol";
 
 interface IFeeVault {
+    error FeeSplitter_OnlyProxyAdminOwner();
+
     event Withdrawal(uint256 value, address to, address from);
     event Withdrawal(uint256 value, address to, address from, Types.WithdrawalNetwork withdrawalNetwork);
+    event MinWithdrawalAmountUpdated(uint256 oldWithdrawalAmount, uint256 newWithdrawalAmount);
+    event RecipientUpdated(address oldRecipient, address newRecipient);
+    event WithdrawalNetworkUpdated(Types.WithdrawalNetwork oldWithdrawalNetwork, Types.WithdrawalNetwork newWithdrawalNetwork);
 
     receive() external payable;
 
     function MIN_WITHDRAWAL_AMOUNT() external view returns (uint256);
     function RECIPIENT() external view returns (address);
     function WITHDRAWAL_NETWORK() external view returns (Types.WithdrawalNetwork);
-    function minWithdrawalAmount() external view returns (uint256 amount_);
-    function recipient() external view returns (address recipient_);
+    function minWithdrawalAmount() external view returns (uint256);
+    function recipient() external view returns (address);
     function totalProcessed() external view returns (uint256);
     function withdraw() external;
-    function withdrawalNetwork() external view returns (Types.WithdrawalNetwork network_);
+    function withdrawalNetwork() external view returns (Types.WithdrawalNetwork);
+    function setMinWithdrawalAmount(uint256 _newMinWithdrawalAmount) external;
+    function setRecipient(address _newRecipient) external;
+    function setWithdrawalNetwork(Types.WithdrawalNetwork _newWithdrawalNetwork) external;
 
     function __constructor__() external;
 }

packages/contracts-bedrock/interfaces/L2/IFeeVaultInitializer.sol

@@ -0,0 +1,22 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import { Types } from "src/libraries/Types.sol";
+
+interface IFeeVaultInitializer {
+    /// @notice Emitted when a fee vault implementation is deployed.
+    /// @param vaultType The type of fee vault being deployed.
+    /// @param newImplementation The deployed implementation address.
+    /// @param recipient The recipient address for the implementation.
+    /// @param network The withdrawal network for the implementation.
+    /// @param minWithdrawalAmount The minimum withdrawal amount for the implementation.
+    event FeeVaultDeployed(
+        string indexed vaultType,
+        address indexed newImplementation,
+        address recipient,
+        Types.WithdrawalNetwork network,
+        uint256 minWithdrawalAmount
+    );
+
+    function version() external view returns (string memory);
+}

packages/contracts-bedrock/scripts/L2Genesis.s.sol

@@ -587,8 +587,7 @@ contract L2Genesis is Script {
 
         // Initialize the proxy with the actual values
         IFeeSplitter(payable(Predeploys.FEE_SPLITTER)).initialize(
-            ISharesCalculator(_input.feeSplitterSharesCalculator),
-            uint128(_input.feeSplitterFeeDisbursementInterval)
+            ISharesCalculator(_input.feeSplitterSharesCalculator), uint128(_input.feeSplitterFeeDisbursementInterval)
         );
     }
 

packages/contracts-bedrock/snapshots/abi/BaseFeeVault.json

@@ -69,7 +69,7 @@
     "outputs": [
       {
         "internalType": "uint256",
-        "name": "amount_",
+        "name": "",
         "type": "uint256"
       }
     ],
@@ -82,13 +82,52 @@
     "outputs": [
       {
         "internalType": "address",
-        "name": "recipient_",
+        "name": "",
         "type": "address"
       }
     ],
     "stateMutability": "view",
     "type": "function"
   },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "_newMinWithdrawalAmount",
+        "type": "uint256"
+      }
+    ],
+    "name": "setMinWithdrawalAmount",
+    "outputs": [],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "_newRecipient",
+        "type": "address"
+      }
+    ],
+    "name": "setRecipient",
+    "outputs": [],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "enum Types.WithdrawalNetwork",
+        "name": "_newWithdrawalNetwork",
+        "type": "uint8"
+      }
+    ],
+    "name": "setWithdrawalNetwork",
+    "outputs": [],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
   {
     "inputs": [],
     "name": "totalProcessed",
@@ -128,13 +167,51 @@
     "outputs": [
       {
         "internalType": "enum Types.WithdrawalNetwork",
-        "name": "network_",
+        "name": "",
         "type": "uint8"
       }
     ],
     "stateMutability": "view",
     "type": "function"
   },
+  {
+    "anonymous": false,
+    "inputs": [
+      {
+        "indexed": false,
+        "internalType": "uint256",
+        "name": "oldWithdrawalAmount",
+        "type": "uint256"
+      },
+      {
+        "indexed": false,
+        "internalType": "uint256",
+        "name": "newWithdrawalAmount",
+        "type": "uint256"
+      }
+    ],
+    "name": "MinWithdrawalAmountUpdated",
+    "type": "event"
+  },
+  {
+    "anonymous": false,
+    "inputs": [
+      {
+        "indexed": false,
+        "internalType": "address",
+        "name": "oldRecipient",
+        "type": "address"
+      },
+      {
+        "indexed": false,
+        "internalType": "address",
+        "name": "newRecipient",
+        "type": "address"
+      }
+    ],
+    "name": "RecipientUpdated",
+    "type": "event"
+  },
   {
     "anonymous": false,
     "inputs": [
@@ -190,5 +267,29 @@
     ],
     "name": "Withdrawal",
     "type": "event"
+  },
+  {
+    "anonymous": false,
+    "inputs": [
+      {
+        "indexed": false,
+        "internalType": "enum Types.WithdrawalNetwork",
+        "name": "oldWithdrawalNetwork",
+        "type": "uint8"
+      },
+      {
+        "indexed": false,
+        "internalType": "enum Types.WithdrawalNetwork",
+        "name": "newWithdrawalNetwork",
+        "type": "uint8"
+      }
+    ],
+    "name": "WithdrawalNetworkUpdated",
+    "type": "event"
+  },
+  {
+    "inputs": [],
+    "name": "FeeSplitter_OnlyProxyAdminOwner",
+    "type": "error"
   }
 ]