Merge remote-tracking branch 'origin/sparrowDom/nativeStaking' into nicka/fix-accounting

Author: naddison36

contracts/contracts/oracle/OETHFixedOracle.sol

@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import { OETHOracleRouter } from "./OETHOracleRouter.sol";
+
+// @notice Oracle Router that returns 1e18 for all prices
+// used solely for deployment to testnets
+contract OETHFixedOracle is OETHOracleRouter {
+    constructor(address _auraPriceFeed) OETHOracleRouter(_auraPriceFeed) {}
+
+    /**
+     * @dev The price feed contract to use for a particular asset along with
+     *      maximum data staleness
+     * @param asset address of the asset
+     * @return feedAddress address of the price feed for the asset
+     * @return maxStaleness maximum acceptable data staleness duration
+     */
+    // solhint-disable-next-line no-unused-vars
+    function feedMetadata(address asset)
+        internal
+        view
+        virtual
+        override
+        returns (address feedAddress, uint256 maxStaleness)
+    {
+        // fixes price for all of the assets
+        feedAddress = FIXED_PRICE;
+        maxStaleness = 0;
+    }
+}

contracts/contracts/strategies/NativeStaking/FeeAccumulator.sol

@@ -4,7 +4,6 @@ pragma solidity ^0.8.0;
 import { Address } from "@openzeppelin/contracts/utils/Address.sol";
 
 import { Governable } from "../../governance/Governable.sol";
-import { IWETH9 } from "../../interfaces/IWETH9.sol";
 
 /**
  * @title Fee Accumulator for Native Staking SSV Strategy