Extend Steward To Support CCIP Controls

src/20240726_Multi_GhoStewardCCIPExtension/AaveV3Arbitrum_GhoStewardCCIPExtension_20240726.sol

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+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import {IProposalGenericExecutor} from 'aave-helpers/interfaces/IProposalGenericExecutor.sol';
+/**
+ * @title Gho Steward CCIP Extension
+ * @author Aave Labs
+ * - Snapshot: TODO
+ * - Discussion: https://governance.aave.com/t/arfc-extend-gho-stewards-to-arbitrum/18298
+ */
+contract AaveV3Arbitrum_GhoStewardCCIPExtension_20240726 is IProposalGenericExecutor {
+  function execute() external {
+    // Existing remote pool
+    UpgradeableBurnMintTokenPool remotePool = UpgradeableBurnMintTokenPool(
+      0xF168B83598516A532a85995b52504a2Fa058C068
+    );
+    // TODO: Get address
+    // Assume new implementation deployed
+    UpgradeableBurnMintTokenPool tokenPoolImpl = UpgradeableBurnMintTokenPool(
+      0x1F168B83598516A532a85995b52504a2Fa058C068
+    );
+
+    // Upgrade remote pool to new implementation
+    TransparentUpgradeableProxy(payable(address(remotePool))).upgradeTo(address(tokenPoolImpl));
+
+    // TODO: Grant appropriate access to remote pool
+
+    // TODO: Deploy steward(s)
+
+    // TODO: Grant ratelimitadmin to appropriate steward
+  }
+}

src/20240726_Multi_GhoStewardCCIPExtension/AaveV3Arbitrum_GhoStewardCCIPExtension_20240726.t.sol

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+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import {AaveV3Arbitrum} from 'aave-address-book/AaveV3Arbitrum.sol';
+
+import 'forge-std/Test.sol';
+import {ProtocolV3TestBase, ReserveConfig} from 'aave-helpers/ProtocolV3TestBase.sol';
+import {AaveV3Arbitrum_GhoStewardCCIPExtension_20240726} from './AaveV3Arbitrum_GhoStewardCCIPExtension_20240726.sol';
+
+/**
+ * @dev Test for AaveV3Arbitrum_GhoStewardCCIPExtension_20240726
+ * command: FOUNDRY_PROFILE=arbitrum forge test --match-path=src/20240726_Multi_GhoStewardCCIPExtension/AaveV3Arbitrum_GhoStewardCCIPExtension_20240726.t.sol -vv
+ */
+contract AaveV3Arbitrum_GhoStewardCCIPExtension_20240726_Test is ProtocolV3TestBase {
+  AaveV3Arbitrum_GhoStewardCCIPExtension_20240726 internal proposal;
+
+  function setUp() public {
+    vm.createSelectFork(vm.rpcUrl('arbitrum'), 236392797);
+    proposal = new AaveV3Arbitrum_GhoStewardCCIPExtension_20240726();
+  }
+
+  /**
+   * @dev executes the generic test suite including e2e and config snapshots
+   */
+  function test_defaultProposalExecution() public {
+    defaultTest(
+      'AaveV3Arbitrum_GhoStewardCCIPExtension_20240726',
+      AaveV3Arbitrum.POOL,
+      address(proposal)
+    );
+  }
+}

src/20240726_Multi_GhoStewardCCIPExtension/AaveV3Ethereum_GhoStewardCCIPExtension_20240726.sol

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+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import {IProposalGenericExecutor} from 'aave-helpers/interfaces/IProposalGenericExecutor.sol';
+/**
+ * @title Gho Steward CCIP Extension
+ * @author Aave Labs
+ * - Snapshot: TODO
+ * - Discussion: https://governance.aave.com/t/arfc-extend-gho-stewards-to-arbitrum/18298
+ */
+contract AaveV3Ethereum_GhoStewardCCIPExtension_20240726 is IProposalGenericExecutor {
+  function execute() external {
+    // TODO: Assume existing stewards
+    // TODO: Revoke roles of other stewards
+    // TODO: Grant roles to new stewards
+  }
+}

src/20240726_Multi_GhoStewardCCIPExtension/AaveV3Ethereum_GhoStewardCCIPExtension_20240726.t.sol

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+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import {AaveV3Ethereum} from 'aave-address-book/AaveV3Ethereum.sol';
+
+import 'forge-std/Test.sol';
+import {ProtocolV3TestBase, ReserveConfig} from 'aave-helpers/ProtocolV3TestBase.sol';
+import {AaveV3Ethereum_GhoStewardCCIPExtension_20240726} from './AaveV3Ethereum_GhoStewardCCIPExtension_20240726.sol';
+
+/**
+ * @dev Test for AaveV3Ethereum_GhoStewardCCIPExtension_20240726
+ * command: FOUNDRY_PROFILE=mainnet forge test --match-path=src/20240726_Multi_GhoStewardCCIPExtension/AaveV3Ethereum_GhoStewardCCIPExtension_20240726.t.sol -vv
+ */
+contract AaveV3Ethereum_GhoStewardCCIPExtension_20240726_Test is ProtocolV3TestBase {
+  AaveV3Ethereum_GhoStewardCCIPExtension_20240726 internal proposal;
+
+  function setUp() public {
+    vm.createSelectFork(vm.rpcUrl('mainnet'), 20393794);
+    proposal = new AaveV3Ethereum_GhoStewardCCIPExtension_20240726();
+  }
+
+  /**
+   * @dev executes the generic test suite including e2e and config snapshots
+   */
+  function test_defaultProposalExecution() public {
+    defaultTest(
+      'AaveV3Ethereum_GhoStewardCCIPExtension_20240726',
+      AaveV3Ethereum.POOL,
+      address(proposal)
+    );
+  }
+}

src/20240726_Multi_GhoStewardCCIPExtension/GhoStewardCCIPExtension.md

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+---
+title: "Gho Steward CCIP Extension"
+author: "Aave Labs"
+discussions: "https://governance.aave.com/t/arfc-extend-gho-stewards-to-arbitrum/18298"
+---
+
+## Simple Summary
+
+## Motivation
+
+## Specification
+
+## References
+
+- Implementation: [AaveV3Ethereum](https://github.com/bgd-labs/aave-proposals-v3/blob/main/src/20240726_Multi_GhoStewardCCIPExtension/AaveV3Ethereum_GhoStewardCCIPExtension_20240726.sol), [AaveV3Arbitrum](https://github.com/bgd-labs/aave-proposals-v3/blob/main/src/20240726_Multi_GhoStewardCCIPExtension/AaveV3Arbitrum_GhoStewardCCIPExtension_20240726.sol)
+- Tests: [AaveV3Ethereum](https://github.com/bgd-labs/aave-proposals-v3/blob/main/src/20240726_Multi_GhoStewardCCIPExtension/AaveV3Ethereum_GhoStewardCCIPExtension_20240726.t.sol), [AaveV3Arbitrum](https://github.com/bgd-labs/aave-proposals-v3/blob/main/src/20240726_Multi_GhoStewardCCIPExtension/AaveV3Arbitrum_GhoStewardCCIPExtension_20240726.t.sol)
+- [Snapshot](TODO)
+- [Discussion](https://governance.aave.com/t/arfc-extend-gho-stewards-to-arbitrum/18298)
+
+## Copyright
+
+Copyright and related rights waived via [CC0](https://creativecommons.org/publicdomain/zero/1.0/).

src/20240726_Multi_GhoStewardCCIPExtension/GhoStewardCCIPExtension_20240726.s.sol

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+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import {GovV3Helpers, IPayloadsControllerCore, PayloadsControllerUtils} from 'aave-helpers/GovV3Helpers.sol';
+import {GovernanceV3Ethereum} from 'aave-address-book/GovernanceV3Ethereum.sol';
+import {EthereumScript, ArbitrumScript} from 'aave-helpers/ScriptUtils.sol';
+import {AaveV3Ethereum_GhoStewardCCIPExtension_20240726} from './AaveV3Ethereum_GhoStewardCCIPExtension_20240726.sol';
+import {AaveV3Arbitrum_GhoStewardCCIPExtension_20240726} from './AaveV3Arbitrum_GhoStewardCCIPExtension_20240726.sol';
+
+/**
+ * @dev Deploy Ethereum
+ * deploy-command: make deploy-ledger contract=src/20240726_Multi_GhoStewardCCIPExtension/GhoStewardCCIPExtension_20240726.s.sol:DeployEthereum chain=mainnet
+ * verify-command: FOUNDRY_PROFILE=mainnet npx catapulta-verify -b broadcast/GhoStewardCCIPExtension_20240726.s.sol/1/run-latest.json
+ */
+contract DeployEthereum is EthereumScript {
+  function run() external broadcast {
+    // deploy payloads
+    address payload0 = GovV3Helpers.deployDeterministic(
+      type(AaveV3Ethereum_GhoStewardCCIPExtension_20240726).creationCode
+    );
+
+    // compose action
+    IPayloadsControllerCore.ExecutionAction[]
+      memory actions = new IPayloadsControllerCore.ExecutionAction[](1);
+    actions[0] = GovV3Helpers.buildAction(payload0);
+
+    // register action at payloadsController
+    GovV3Helpers.createPayload(actions);
+  }
+}
+
+/**
+ * @dev Deploy Arbitrum
+ * deploy-command: make deploy-ledger contract=src/20240726_Multi_GhoStewardCCIPExtension/GhoStewardCCIPExtension_20240726.s.sol:DeployArbitrum chain=arbitrum
+ * verify-command: FOUNDRY_PROFILE=arbitrum npx catapulta-verify -b broadcast/GhoStewardCCIPExtension_20240726.s.sol/42161/run-latest.json
+ */
+contract DeployArbitrum is ArbitrumScript {
+  function run() external broadcast {
+    // deploy payloads
+    address payload0 = GovV3Helpers.deployDeterministic(
+      type(AaveV3Arbitrum_GhoStewardCCIPExtension_20240726).creationCode
+    );
+
+    // compose action
+    IPayloadsControllerCore.ExecutionAction[]
+      memory actions = new IPayloadsControllerCore.ExecutionAction[](1);
+    actions[0] = GovV3Helpers.buildAction(payload0);
+
+    // register action at payloadsController
+    GovV3Helpers.createPayload(actions);
+  }
+}
+
+/**
+ * @dev Create Proposal
+ * command: make deploy-ledger contract=src/20240726_Multi_GhoStewardCCIPExtension/GhoStewardCCIPExtension_20240726.s.sol:CreateProposal chain=mainnet
+ */
+contract CreateProposal is EthereumScript {
+  function run() external {
+    // create payloads
+    PayloadsControllerUtils.Payload[] memory payloads = new PayloadsControllerUtils.Payload[](2);
+
+    // compose actions for validation
+    IPayloadsControllerCore.ExecutionAction[]
+      memory actionsEthereum = new IPayloadsControllerCore.ExecutionAction[](1);
+    actionsEthereum[0] = GovV3Helpers.buildAction(
+      type(AaveV3Ethereum_GhoStewardCCIPExtension_20240726).creationCode
+    );
+    payloads[0] = GovV3Helpers.buildMainnetPayload(vm, actionsEthereum);
+
+    IPayloadsControllerCore.ExecutionAction[]
+      memory actionsArbitrum = new IPayloadsControllerCore.ExecutionAction[](1);
+    actionsArbitrum[0] = GovV3Helpers.buildAction(
+      type(AaveV3Arbitrum_GhoStewardCCIPExtension_20240726).creationCode
+    );
+    payloads[1] = GovV3Helpers.buildArbitrumPayload(vm, actionsArbitrum);
+
+    // create proposal
+    vm.startBroadcast();
+    GovV3Helpers.createProposal(
+      vm,
+      payloads,
+      GovernanceV3Ethereum.VOTING_PORTAL_ETH_POL,
+      GovV3Helpers.ipfsHashFile(
+        vm,
+        'src/20240726_Multi_GhoStewardCCIPExtension/GhoStewardCCIPExtension.md'
+      )
+    );
+  }
+}

src/20240726_Multi_GhoStewardCCIPExtension/config.ts

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+import {ConfigFile} from '../../generator/types';
+export const config: ConfigFile = {
+  rootOptions: {
+    title: 'Gho Steward CCIP Extension',
+    author: 'Aave Labs',
+    discussion: 'https://governance.aave.com/t/arfc-extend-gho-stewards-to-arbitrum/18298',
+    snapshot: '',
+    pools: ['AaveV3Ethereum', 'AaveV3Arbitrum'],
+    shortName: 'GhoStewardCCIPExtension',
+    date: '20240726',
+    votingNetwork: 'POLYGON',
+  },
+  poolOptions: {
+    AaveV3Ethereum: {configs: {OTHERS: {}}, cache: {blockNumber: 20393794}},
+    AaveV3Arbitrum: {configs: {OTHERS: {}}, cache: {blockNumber: 236392797}},
+  },
+};