chore: .gitignore and README updates

Made-with: Cursor

test/config/Chain2138TestnetConfig.sol

@@ -3,12 +3,12 @@ pragma solidity ^0.8.20;
 
 /**
  * @title Chain2138TestnetConfig
- * @notice Configuration constants for Chain ID 2138 (Defi Oracle Meta Testnet) tests.
+ * @notice Configuration constants for Chain ID 2138 (DeFi Oracle Meta Testnet) tests.
  * @dev Mirror of Chain138Config pattern; override RPC via env in off-chain runners.
  */
 library Chain2138TestnetConfig {
     uint256 public constant CHAIN_ID = 2138;
-    string public constant NETWORK_NAME = "Defi Oracle Meta Testnet";
+    string public constant NETWORK_NAME = "DeFi Oracle Meta Testnet";
     /// @dev Default public RPC from pr-workspace/chains/_data/chains/eip155-2138.json; use LAN/staging in CI as needed.
     string public constant RPC_URL = "https://rpc.public-2138.defi-oracle.io";
     string public constant EXPLORER_URL = "https://public-2138.defi-oracle.io";

test/integration/UniversalBridge.t.sol

@@ -6,8 +6,65 @@ import "../../contracts/registry/UniversalAssetRegistry.sol";
 import "../../contracts/bridge/UniversalCCIPBridge.sol";
 import "../../contracts/bridge/BridgeOrchestrator.sol";
 import "../../contracts/governance/GovernanceController.sol";
+import "../../contracts/interfaces/IRegulatedAssetMetadata.sol";
 import "@openzeppelin/contracts/proxy/ERC1967/ERC1967Proxy.sol";
 
+/// @dev Minimal `IRegulatedAssetMetadata` so `_syncAssetMetadata` ABI-decodes cleanly
+/// (Solidity try/catch does not catch return-data decode panics for empty/wrong-length returndata).
+contract MockRegulatedAsset is IRegulatedAssetMetadata {
+    function assetId() external pure override returns (bytes32) {
+        return keccak256("MOCK_ASSET");
+    }
+
+    function assetVersionId() external pure override returns (bytes32) {
+        return keccak256("MOCK_VER");
+    }
+
+    function governanceProfileId() external pure override returns (bytes32) {
+        return bytes32(0);
+    }
+
+    function supervisionProfileId() external pure override returns (bytes32) {
+        return bytes32(0);
+    }
+
+    function storageNamespace() external pure override returns (bytes32) {
+        return bytes32(0);
+    }
+
+    function primaryJurisdiction() external pure override returns (string memory) {
+        return "";
+    }
+
+    function regulatoryDisclosureURI() external pure override returns (string memory) {
+        return "";
+    }
+
+    function reportingURI() external pure override returns (string memory) {
+        return "";
+    }
+
+    function canonicalUnderlyingAsset() external pure override returns (address) {
+        return address(0);
+    }
+
+    function supervisionRequired() external pure override returns (bool) {
+        return false;
+    }
+
+    function governmentApprovalRequired() external pure override returns (bool) {
+        return false;
+    }
+
+    function minimumUpgradeNoticePeriod() external pure override returns (uint256) {
+        return 0;
+    }
+
+    function wrappedTransport() external pure override returns (bool) {
+        return false;
+    }
+}
+
 /**
  * @title UniversalBridge Integration Tests
  * @notice Comprehensive tests for all asset types through full bridge flow.
@@ -86,10 +143,9 @@ contract UniversalBridgeTest is Test {
         // Add validator
         registry.addValidator(user1);
         
-        // Create proposal
-        address mockToken = makeAddr("mockToken2");
-        vm.etch(mockToken, hex"00");
-        
+        // Create proposal (real contract: metadata sync ABI-decodes return data; empty etch breaks execute)
+        address mockToken = address(new MockRegulatedAsset());
+
         bytes32 proposalId = registry.proposeAsset(
             mockToken,
             UniversalAssetRegistry.AssetType.Stablecoin,