feat(contracts): deployment config, minimumOperatorStake parameter

bolt-contracts/config/config.holesky.json

@@ -7,5 +7,6 @@
     "justificationDelay": 32,
     "eth2GenesisTimestamp": 1694786400,
     "slotTime": 12,
-    "allowUnsafeRegistration": true
+    "allowUnsafeRegistration": true,
+    "minimumOperatorStake": 1000000000000000000
 }

bolt-contracts/config/config.test.json

@@ -7,5 +7,6 @@
     "justificationDelay": 32,
     "eth2GenesisTimestamp": 1606824023,
     "slotTime": 12,
-    "allowUnsafeRegistration": true
+    "allowUnsafeRegistration": true,
+    "minimumOperatorStake": 1000000000000000000
 }

bolt-contracts/script/deploy/holesky/Deploy.s.sol

@@ -11,6 +11,7 @@ import {BoltValidators} from "../../../src/contracts/BoltValidators.sol";
 import {BoltManager} from "../../../src/contracts/BoltManager.sol";
 import {BoltEigenLayerMiddleware} from "../../../src/contracts/BoltEigenLayerMiddleware.sol";
 import {BoltSymbioticMiddleware} from "../../../src/contracts/BoltSymbioticMiddleware.sol";
+import {BoltConfig} from "../../../src/lib/Config.sol";
 
 /// @notice Script to deploy the BoltManager and BoltValidators contracts.
 contract DeployBolt is Script {
@@ -29,29 +30,22 @@ contract DeployBolt is Script {
         // on the contract implementations, as well as upgrade the contracts.
         address admin = msg.sender;
 
-        uint48 epochDuration = 1 days;
-        uint48 slashingWindow = 7 days;
-        uint48 maxChallengeDuration = 7 days;
-        bool allowUnsafeRegistration = true;
-        uint256 challengeBond = 1 ether;
-        uint256 blockhashEvmLookback = 256;
-        uint256 justificationDelay = 32;
-        uint256 eth2GenesisTimestamp = 1_694_786_400;
-        uint256 slotTime = 12;
+        BoltConfig.ParametersConfig memory config = readParameters();
 
         bytes memory initParameters = abi.encodeCall(
             BoltParameters.initialize,
             (
                 admin,
-                epochDuration,
-                slashingWindow,
-                maxChallengeDuration,
-                allowUnsafeRegistration,
-                challengeBond,
-                blockhashEvmLookback,
-                justificationDelay,
-                eth2GenesisTimestamp,
-                slotTime
+                config.epochDuration,
+                config.slashingWindow,
+                config.maxChallengeDuration,
+                config.allowUnsafeRegistration,
+                config.challengeBond,
+                config.blockhashEvmLookback,
+                config.justificationDelay,
+                config.eth2GenesisTimestamp,
+                config.slotTime,
+                config.minimumOperatorStake
             )
         );
         address parametersProxy = Upgrades.deployUUPSProxy("BoltParameters.sol", initParameters);
@@ -100,4 +94,34 @@ contract DeployBolt is Script {
 
         vm.stopBroadcast();
     }
+
+    function readParameters() public view returns (BoltConfig.ParametersConfig memory) {
+        string memory root = vm.projectRoot();
+        string memory path = string.concat(root, "/config/config.holesky.json");
+        string memory json = vm.readFile(path);
+
+        uint48 epochDuration = uint48(vm.parseJsonUint(json, ".epochDuration"));
+        uint48 slashingWindow = uint48(vm.parseJsonUint(json, ".slashingWindow"));
+        uint48 maxChallengeDuration = uint48(vm.parseJsonUint(json, ".maxChallengeDuration"));
+        bool allowUnsafeRegistration = vm.parseJsonBool(json, ".allowUnsafeRegistration");
+        uint256 challengeBond = vm.parseJsonUint(json, ".challengeBond");
+        uint256 blockhashEvmLookback = vm.parseJsonUint(json, ".blockhashEvmLookback");
+        uint256 justificationDelay = vm.parseJsonUint(json, ".justificationDelay");
+        uint256 eth2GenesisTimestamp = vm.parseJsonUint(json, ".eth2GenesisTimestamp");
+        uint256 slotTime = vm.parseJsonUint(json, ".slotTime");
+        uint256 minimumOperatorStake = vm.parseJsonUint(json, ".minimumOperatorStake");
+
+        return BoltConfig.ParametersConfig({
+            epochDuration: epochDuration,
+            slashingWindow: slashingWindow,
+            maxChallengeDuration: maxChallengeDuration,
+            challengeBond: challengeBond,
+            blockhashEvmLookback: blockhashEvmLookback,
+            justificationDelay: justificationDelay,
+            eth2GenesisTimestamp: eth2GenesisTimestamp,
+            slotTime: slotTime,
+            allowUnsafeRegistration: allowUnsafeRegistration,
+            minimumOperatorStake: minimumOperatorStake
+        });
+    }
 }

bolt-contracts/src/contracts/BoltParameters.sol

@@ -49,7 +49,10 @@ contract BoltParameters is OwnableUpgradeable, UUPSUpgradeable {
 
     /// @notice The duration of a slot in seconds.
     uint256 public SLOT_TIME;
-    // --> Storage layout marker: 6 words
+
+    /// @notice The minimum stake required for an operator to be considered active in wei.
+    uint256 public MINIMUM_OPERATOR_STAKE;
+    // --> Storage layout marker: 7 words
 
     /**
      * @dev This empty reserved space is put in place to allow future versions to add new
@@ -59,7 +62,7 @@ contract BoltParameters is OwnableUpgradeable, UUPSUpgradeable {
      *
      * Total storage slots: 50
      */
-    uint256[44] private __gap;
+    uint256[43] private __gap;
 
     /// @notice Error emitted when a beacon block root is not found
     error BeaconRootNotFound();
@@ -78,7 +81,8 @@ contract BoltParameters is OwnableUpgradeable, UUPSUpgradeable {
         uint256 _blockhashEvmLookback,
         uint256 _justificationDelay,
         uint256 _eth2GenesisTimestamp,
-        uint256 _slotTime
+        uint256 _slotTime,
+        uint256 _minimumOperatorStake
     ) public initializer {
         __Ownable_init(_owner);
 
@@ -91,6 +95,7 @@ contract BoltParameters is OwnableUpgradeable, UUPSUpgradeable {
         JUSTIFICATION_DELAY = _justificationDelay;
         ETH2_GENESIS_TIMESTAMP = _eth2GenesisTimestamp;
         SLOT_TIME = _slotTime;
+        MINIMUM_OPERATOR_STAKE = _minimumOperatorStake;
     }
 
     function _authorizeUpgrade(

bolt-contracts/src/interfaces/IBoltParameters.sol

@@ -13,4 +13,5 @@ interface IBoltParameters {
     function SLOT_TIME() external view returns (uint256);
     function ETH2_GENESIS_TIMESTAMP() external view returns (uint256);
     function BEACON_ROOTS_CONTRACT() external view returns (address);
+    function MINIMUM_OPERATOR_STAKE() external view returns (uint256);
 }

bolt-contracts/src/lib/Config.sol

@@ -12,5 +12,6 @@ library BoltConfig {
         uint256 eth2GenesisTimestamp;
         uint256 slotTime;
         bool allowUnsafeRegistration;
+        uint256 minimumOperatorStake;
     }
 }

bolt-contracts/test/BoltChallenger.t.sol

@@ -71,7 +71,8 @@ contract BoltChallengerTest is Test {
             config.blockhashEvmLookback,
             config.justificationDelay,
             config.eth2GenesisTimestamp,
-            config.slotTime
+            config.slotTime,
+            config.minimumOperatorStake
         );
 
         boltChallenger = new BoltChallengerExt();

bolt-contracts/test/BoltManager.EigenLayer.t.sol

@@ -65,7 +65,8 @@ contract BoltManagerEigenLayerTest is Test {
             config.blockhashEvmLookback,
             config.justificationDelay,
             config.eth2GenesisTimestamp,
-            config.slotTime
+            config.slotTime,
+            config.minimumOperatorStake
         );
 
         // Deploy Bolt contracts

bolt-contracts/test/BoltManager.Symbiotic.t.sol

@@ -166,7 +166,8 @@ contract BoltManagerSymbioticTest is Test {
             config.blockhashEvmLookback,
             config.justificationDelay,
             config.eth2GenesisTimestamp,
-            config.slotTime
+            config.slotTime,
+            config.minimumOperatorStake
         );
 
         validators = new BoltValidators();

bolt-contracts/test/BoltValidators.t.sol

@@ -37,7 +37,8 @@ contract BoltValidatorsTest is Test {
             config.blockhashEvmLookback,
             config.justificationDelay,
             config.eth2GenesisTimestamp,
-            config.slotTime
+            config.slotTime,
+            config.minimumOperatorStake
         );
 
         validators = new BoltValidators();

bolt-contracts/test/Utils.sol

@@ -20,6 +20,7 @@ contract Utils is Test {
         uint256 justificationDelay = vm.parseJsonUint(json, ".justificationDelay");
         uint256 eth2GenesisTimestamp = vm.parseJsonUint(json, ".eth2GenesisTimestamp");
         uint256 slotTime = vm.parseJsonUint(json, ".slotTime");
+        uint256 minimumOperatorStake = vm.parseJsonUint(json, ".minimumOperatorStake");
 
         return BoltConfig.ParametersConfig({
             epochDuration: epochDuration,
@@ -30,7 +31,8 @@ contract Utils is Test {
             justificationDelay: justificationDelay,
             eth2GenesisTimestamp: eth2GenesisTimestamp,
             slotTime: slotTime,
-            allowUnsafeRegistration: allowUnsafeRegistration
+            allowUnsafeRegistration: allowUnsafeRegistration,
+            minimumOperatorStake: minimumOperatorStake
         });
     }
 }