Switch horizen testnet (#36)

* Switch from sepolia to horizen testnet

* Update backend to support transfer ERC20

* Deploy new contract to horizen testnet

* format application

Author: Huygon764

docs/developer-documentation/README.md

@@ -23,4 +23,4 @@ This section covers:
 ## Quick Links
 
 - [GitHub Repository](https://github.com/Poly-pay/polypay_app)
-- [Smart Contract on Sepolia](https://sepolia.etherscan.io)
+- [Smart Contract on Horizen testnet](https://horizen-testnet.explorer.caldera.xyz/)

docs/how-to-use-polipay-app.md

@@ -2,7 +2,7 @@
 
 ## Polypay App (Beta v0.1)
 
-Polypay app beta v0.1 is an initial release of the Polypay platform. It is a web application that allows you to create and manage a multisig wallet on **Ethereum Sepolia testnet** with a focus on privacy. It is not yet production ready. Current version includes the following features:
+Polypay app beta v0.1 is an initial release of the Polypay platform. It is a web application that allows you to create and manage a multisig wallet on **Horizen testnet** with a focus on privacy. It is not yet production ready. Current version includes the following features:
 
 - Create and manage a multisig wallet
 - Hide signers(multisig wallet owners) identities with ZK proofs

package.json

@@ -10,7 +10,7 @@
   "scripts": {
     "chain": "yarn hardhat:chain",
     "compile": "yarn hardhat:compile",
-    "deploy": "yarn hardhat:deploy",
+    "deploy": "yarn workspace @se-2/hardhat deploy",
     "fork": "yarn hardhat:fork",
     "generate": "yarn account:generate",
     "postinstall": "husky install",

packages/backend/prisma/migrations/20251215224057_change_default_value_domain_id/migration.sql

@@ -0,0 +1,2 @@
+-- AlterTable
+ALTER TABLE "Vote" ALTER COLUMN "domainId" SET DEFAULT 175;

packages/backend/prisma/schema.prisma

@@ -122,11 +122,11 @@ model Vote {
   proofStatus ProofStatus?
 
   // Aggregation data
-  aggregationId String?
-  domainId      Int?     @default(0)
-  merkleProof   String[]
-  leafCount     Int?
-  leafIndex     Int?
+  aggregationId    String?
+  domainId         Int?         @default(175)
+  merkleProof      String[]
+  leafCount        Int?
+  leafIndex        Int?
 
   createdAt DateTime @default(now())
   updatedAt DateTime @updatedAt

packages/backend/src/relayer-wallet/relayer-wallet.service.ts

@@ -6,12 +6,12 @@ import {
   decodeFunctionData,
 } from 'viem';
 import { privateKeyToAccount } from 'viem/accounts';
-import { sepolia } from 'viem/chains';
+import { horizenTestnet } from '@polypay/shared';
 import {
   METAMULTISIG_ABI,
   METAMULTISIG_BYTECODE,
   METAMULTISIG_CONSTANTS,
-} from '@/common/contracts/MetaMultiSigWallet';
+} from '@polypay/shared';
 
 @Injectable()
 export class RelayerService {
@@ -30,13 +30,13 @@ export class RelayerService {
     this.account = privateKeyToAccount(privateKey);
 
     this.publicClient = createPublicClient({
-      chain: sepolia,
+      chain: horizenTestnet,
       transport: http(),
     });
 
     this.walletClient = createWalletClient({
       account: this.account,
-      chain: sepolia,
+      chain: horizenTestnet,
       transport: http(),
     });
 
@@ -66,7 +66,7 @@ export class RelayerService {
         BigInt(threshold),
       ],
       account: this.account,
-      chain: sepolia,
+      chain: horizenTestnet,
     });
 
     this.logger.log(`Deploy tx sent: ${txHash}`);
@@ -297,7 +297,7 @@ export class RelayerService {
       functionName: 'execute',
       args,
       account: this.account,
-      chain: sepolia,
+      chain: horizenTestnet,
       gas: gasEstimate + 50000n,
     });
 

packages/backend/src/zkverify/zkverify.service.ts

@@ -13,6 +13,7 @@ import {
   ZkVerifyJobStatusResponse,
 } from './dto';
 import { PrismaService } from '@/database/prisma.service';
+import { horizenTestnet } from '@polypay/shared';
 
 @Injectable()
 export class ZkVerifyService {
@@ -83,7 +84,7 @@ export class ZkVerifyService {
     const params = {
       proofType: 'ultraplonk',
       vkRegistered: true,
-      chainId: 11155111,
+      chainId: horizenTestnet.id,
       proofOptions: {
         numberOfPublicInputs,
       },

packages/hardhat/deploy/00_deploy_meta_multisig_wallet.ts

@@ -60,10 +60,10 @@ const deployMetaMultiSigWallet: DeployFunction = async function (hre: HardhatRun
   await deploy("MetaMultiSigWallet", {
     from: deployer,
     args: [
-      "0xEA0A0f1EfB1088F4ff0Def03741Cb2C64F89361E", // zkVerify contract address
+      "0xCC02D0A54F3184dF4c88811E5b9FAb7ff8131e4a", // zkVerify contract address
       "0x104717314e0c94ef15d6992292b713aa2ffc48c74e0c41f7344a611caa606dde", //vkhash
       // 31337, //chainId localhost
-      11155111, //chainId
+      2651420, //chainId for horizen testnet
       [BigInt("7777412979265397193925220040726445950599854595059203997869095364409346949110"), BigInt("3893960714193187677642727159938790123674441621624357680276520538080166792249")], //list commitments testnet
       2, //signatures required
     ],

packages/hardhat/deployments/horizenTestnet/.chainId

@@ -0,0 +1 @@
+2651420