Create governance_v2.sol

blockchain_integration/pi_network/pi-stablecoin/advanced_features/governance_v2/governance_v2.sol

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+pragma solidity ^0.8.0;
+
+import "https://github.com/OpenZeppelin/openzeppelin-solidity/contracts/math/SafeMath.sol";
+
+contract GovernanceV2 {
+    // Mapping of proposals
+    mapping (uint256 => Proposal) public proposals;
+
+    // Function to create a new proposal
+    function createProposal(string memory description, address[] memory targets, uint256[] memory values) public {
+        // Create a new proposal
+        Proposal proposal = Proposal(description, targets, values);
+        proposals[proposalId] = proposal;
+        // Emit event to notify voters
+        emit NewProposal(proposalId);
+    }
+}