Merge pull request #8799 from BitGo/CHALO-472

feat(statics): add hoodi zama confidential tokens

Author: MohammedRyaan786

modules/statics/src/base.ts

@@ -3858,7 +3858,7 @@ export enum UnderlyingAsset {
   'eth:ctkn' = 'eth:ctkn',
   'eth:cusdt' = 'eth:cusdt',
   // ERC-7984 confidential tokens (Zama fhEVM - testnet / hteth)
-  'hteth:ctkn' = 'hteth:ctkn',
+  'hteth:ctest1' = 'hteth:ctest1',
   'hteth:cusdt' = 'hteth:cusdt',
   'eth:mony' = 'eth:mony',
   'eth:architectgvi' = 'eth:architectgvi',

modules/statics/src/coins/erc7984Tokens.ts

@@ -9,9 +9,11 @@ import { UnderlyingAsset } from '../base';
  * decryption via the Zama Gateway before they can be displayed.
  *
  * Mainnet contract addresses are TBD pending Zama fhEVM mainnet launch.
- * Testnet tokens (hteth:*) are deployed on the BitGo-supported ETH testnet (Hoodi).
+ * Testnet tokens (hteth:*) are deployed on Hoodi using Zama's cleartext FHE stack.
+ *   Hoodi ACL: 0x6D3FAf6f86e1fF9F3B0831Dda920AbA1cBd5bd68  (Networks.test.hoodi.zamaAclContractAddress)
+ *   Hoodi RPC: https://rpc.hoodi.ethpandaops.io  (chain ID 560048)
  *
- * Sandbox development contracts (Sepolia):
+ * Sandbox development contracts (Sepolia, real FHE stack):
  *   CTKN:  0x94167129172A35ab093B44b8b96213DDbc3cD387
  *   cUSDT: 0x4E7B06D78965594eB5EF5414c357ca21E1554491
  */
@@ -34,22 +36,21 @@ export const erc7984Tokens = [
     UnderlyingAsset['eth:cusdt']
   ),
 
-  // Testnet tokens (hteth / Hoodi)
-  // Note: sandbox development contracts are on Ethereum Sepolia; deploy to Hoodi for BitGo testnet support
+  // Testnet tokens (hteth / Hoodi) — Zama cleartext FHE stack (chain ID 560048)
   terc7984(
     'f47ac10b-58cc-4372-a567-0e02b2c3d481',
-    'hteth:ctkn',
-    'Confidential Test Token',
+    'hteth:ctest1',
+    'Confidential Token Test 1',
     6,
-    '0x0000000000000000000000000000000000000000', // TODO: deploy to Hoodi and update address (Sepolia dev: 0x94167129172A35ab093B44b8b96213DDbc3cD387)
-    UnderlyingAsset['hteth:ctkn']
+    '0x7b1d59bbcd291daa59cb6c8c5bc04de1afc4aba1',
+    UnderlyingAsset['hteth:ctest1']
   ),
   terc7984(
     'f47ac10b-58cc-4372-a567-0e02b2c3d482',
     'hteth:cusdt',
     'Confidential USDT',
     6,
-    '0x0000000000000000000000000000000000000000', // TODO: deploy to Hoodi and update address (Sepolia dev: 0x4E7B06D78965594eB5EF5414c357ca21E1554491)
+    '0x2debbe0487ef921df4457f9e36ed05be2df1ac75',
     UnderlyingAsset['hteth:cusdt']
   ),
 ];

modules/statics/src/networks.ts

@@ -177,6 +177,8 @@ export interface EthereumNetwork extends AccountNetwork {
   readonly walletV4ImplementationAddress?: string;
   readonly nativeCoinOperationHashPrefix?: string;
   readonly tokenOperationHashPrefix?: string;
+  // Zama fhEVM ACL contract address — required for ERC-7984 confidential token delegation
+  readonly zamaAclContractAddress?: string;
 }
 
 export interface TronNetwork extends AccountNetwork {
@@ -824,6 +826,8 @@ class Hoodi extends Testnet implements EthereumNetwork {
   walletV4ImplementationAddress = '0x944fef03af368414f29dc31a72061b8d64f568d2';
   nativeCoinOperationHashPrefix = 'ETHER';
   tokenOperationHashPrefix = 'ERC20';
+  // https://github.com/zama-ai/sdk/blob/prerelease/packages/sdk/src/chains/configs.ts#L52
+  zamaAclContractAddress = '0x6d3faf6f86e1ff9f3b0831dda920aba1cbd5bd68';
 }
 
 class EthereumClassic extends Mainnet implements EthereumNetwork {

modules/statics/test/unit/resources/amsTokenConfig.ts

@@ -709,6 +709,7 @@ export const amsTokenConfigWithCustomToken = {
         walletV4ImplementationAddress: '0x944fef03af368414f29dc31a72061b8d64f568d2',
         nativeCoinOperationHashPrefix: 'ETHER',
         tokenOperationHashPrefix: 'ERC20',
+        zamaAclContractAddress: '0x6d3faf6f86e1ff9f3b0831dda920aba1cbd5bd68',
       },
       primaryKeyCurve: 'secp256k1',
       contractAddress: '0x89a959b9184b4f8c8633646d5dfd049d2ebc983a',