Add new chains config

Author: zguesmi

packages/sharing-smart-contract/.env.template

@@ -1,5 +1,5 @@
 # wallet used for transactions
-WALLET_PRIVATE_KEY=...
+PRIVATE_KEY=...
 
 # environment to use for configuration (prod/staging). The default is prod.
 ENV=...

packages/sharing-smart-contract/config/env.cjs

@@ -1,15 +1,15 @@
 // Hardhat Ignition does not support ESM modules, so we use CommonJS syntax.
 // TODO refactor this to use ESM syntax when Hardhat Ignition supports it.
 
-require('dotenv/config.js');
+require('dotenv/config');
 const { z } = require('zod');
 
 const addressRegex = /(^|\b)(0x)?[0-9a-fA-F]{64}(\b|$)/;
 const privateKeyRegex = /(^|\b)(0x)?[0-9a-fA-F]{64}(\b|$)/;
 
 const envSchema = z.object({
     // Private key of the wallet used for transactions
-    WALLET_PRIVATE_KEY: z
+    PRIVATE_KEY: z
         .string()
         .regex(privateKeyRegex, 'Invalid private key format')
         .optional()
@@ -37,6 +37,13 @@ const envSchema = z.object({
 
     // Mnemonic for deployment or network interaction
     MNEMONIC: z.string().min(1, 'MNEMONIC cannot be empty').optional().or(z.literal('')),
+
+    FUJI_RPC_URL: z.string().url('FUJI_RPC_URL must be a valid URL').optional(),
+
+    ARBITRUM_SEPOLIA_RPC_URL: z
+        .string()
+        .url('ARBITRUM_SEPOLIA_RPC_URL must be a valid URL')
+        .optional(),
 });
 
 module.exports = {

packages/sharing-smart-contract/hardhat.config.cjs

@@ -4,12 +4,10 @@ require('@openzeppelin/hardhat-upgrades');
 require('hardhat-contract-sizer');
 require('@openzeppelin/hardhat-upgrades');
 require('hardhat-dependency-compiler');
-require('dotenv').config();
+const env = require('./config/env.cjs');
 
 // TODO format
 
-const { WALLET_PRIVATE_KEY } = process.env;
-
 const bellecourBase = {
   gasPrice: 0,
   blockGasLimit: 6_700_000,
@@ -37,14 +35,36 @@ module.exports = {
     bellecour: {
       ...bellecourBase,
       url: 'https://bellecour.iex.ec',
-      accounts: WALLET_PRIVATE_KEY ? [WALLET_PRIVATE_KEY] : [],
+      accounts: env.PRIVATE_KEY ? [env.PRIVATE_KEY] : [],
+    },
+    avalancheFujiTestnet: {
+      chainId: 43113,
+      url: env.FUJI_RPC_URL || 'https://api.avax-test.network/ext/bc/C/rpc',
+      accounts: [
+        env.PRIVATE_KEY ||
+          '0x0000000000000000000000000000000000000000000000000000000000000000',
+      ],
+      blockGasLimit: 8_000_000,
+    },
+    arbitrumSepolia: {
+      chainId: 421614,
+      url: env.ARBITRUM_SEPOLIA_RPC_URL || 'https://sepolia-rollup.arbitrum.io/rpc',
+      accounts: [
+        process.env.PRIVATE_KEY ||
+          '0x0000000000000000000000000000000000000000000000000000000000000000',
+      ],
+      blockGasLimit: 30_000_000,
+    },
+    'local-bellecour-fork': {
+      ...bellecourBase,
+      url: 'http://127.0.0.1:8545',
     },
     // poco-chain native config
     'dev-native': {
       chainId: 65535,
-      url: process.env.RPC_URL ?? 'http://localhost:8545',
+      url: env.RPC_URL ?? 'http://localhost:8545',
       accounts: {
-        mnemonic: process.env.MNEMONIC ?? '',
+        mnemonic: env.MNEMONIC ?? '',
       },
       gasPrice: 0,
     },