[STABLE-5750] Add support for Sepolia (#27)

## Summary
Update project configuration to use Sepolia addresses, links, etc.

README.md

@@ -1,6 +1,6 @@
 # CCTP Sample App
 
-A sample app used to demonstrate CCTP step by step capabilities on testnet. The app currently supports Ethereum Goerli, Avalanche Fuji C-Chain, and Arbitrum Goerli testnets.
+A sample app used to demonstrate CCTP step by step capabilities on testnet. The app currently supports Ethereum Sepolia, Avalanche Fuji C-Chain, and Arbitrum Sepolia testnets.
 
 ![](./docs/screenshot.png)
 

src/constants/addresses.ts

@@ -4,31 +4,31 @@ import { SupportedChainId } from 'constants/chains'
  * Map of supported chains to USDC contract addresses
  */
 export const CHAIN_IDS_TO_USDC_ADDRESSES = {
-  [SupportedChainId.ETH_GOERLI]: '0x07865c6E87B9F70255377e024ace6630C1Eaa37F',
+  [SupportedChainId.ETH_SEPOLIA]: '0x1c7d4b196cb0c7b01d743fbc6116a902379c7238',
 
   [SupportedChainId.AVAX_FUJI]: '0x5425890298aed601595a70AB815c96711a31Bc65',
 
-  [SupportedChainId.ARB_GOERLI]: '0xfd064a18f3bf249cf1f87fc203e90d8f650f2d63',
+  [SupportedChainId.ARB_SEPOLIA]: '0x75faf114eafb1bdbe2f0316df893fd58ce46aa4d',
 }
 
 /**
  * Map of supported chains to Token Messenger contract addresses
  */
 export const CHAIN_IDS_TO_TOKEN_MESSENGER_ADDRESSES = {
-  [SupportedChainId.ETH_GOERLI]: '0xd0c3da58f55358142b8d3e06c1c30c5c6114efe8',
+  [SupportedChainId.ETH_SEPOLIA]: '0x9f3b8679c73c2fef8b59b4f3444d4e156fb70aa5',
 
   [SupportedChainId.AVAX_FUJI]: '0xeb08f243e5d3fcff26a9e38ae5520a669f4019d0',
 
-  [SupportedChainId.ARB_GOERLI]: '0x12dcfd3fe2e9eac2859fd1ed86d2ab8c5a2f9352',
+  [SupportedChainId.ARB_SEPOLIA]: '0x9f3b8679c73c2fef8b59b4f3444d4e156fb70aa5',
 }
 
 /**
  * Map of supported chains to Message Transmitter contract addresses
  */
 export const CHAIN_IDS_TO_MESSAGE_TRANSMITTER_ADDRESSES = {
-  [SupportedChainId.ETH_GOERLI]: '0x26413e8157cd32011e726065a5462e97dd4d03d9',
+  [SupportedChainId.ETH_SEPOLIA]: '0x7865fafc2db2093669d92c0f33aeef291086befd',
 
   [SupportedChainId.AVAX_FUJI]: '0xa9fb1b3009dcb79e2fe346c16a604b8fa8ae0a79',
 
-  [SupportedChainId.ARB_GOERLI]: '0x109bc137cb64eab7c0b1dddd1edf341467dc2d35',
+  [SupportedChainId.ARB_SEPOLIA]: '0xacf1ceef35caac005e15888ddb8a3515c41b4872',
 }

src/constants/chains.ts

@@ -11,19 +11,19 @@ export enum Chain {
  * List of all the chain/network IDs supported
  */
 export enum SupportedChainId {
-  ETH_GOERLI = 5,
+  ETH_SEPOLIA = 11155111,
   AVAX_FUJI = 43113,
-  ARB_GOERLI = 421613,
+  ARB_SEPOLIA = 421614,
 }
 
 /**
  * List of all the chain/network IDs supported in hexadecimals
  * TODO: Infer from SupportedChainId
  */
 export const SupportedChainIdHex = {
-  ETH_GOERLI: '0x5',
+  ETH_SEPOLIA: '0xaa36a7',
   AVAX_FUJI: '0xa869',
-  ARB_GOERLI: '0x66eed',
+  ARB_SEPOLIA: '0x66eee',
 }
 
 interface ChainToChainIdMap {
@@ -35,9 +35,9 @@ interface ChainToChainIdMap {
  */
 
 export const CHAIN_TO_CHAIN_ID: ChainToChainIdMap = {
-  [Chain.ETH]: SupportedChainId.ETH_GOERLI,
+  [Chain.ETH]: SupportedChainId.ETH_SEPOLIA,
   [Chain.AVAX]: SupportedChainId.AVAX_FUJI,
-  [Chain.ARB]: SupportedChainId.ARB_GOERLI,
+  [Chain.ARB]: SupportedChainId.ARB_SEPOLIA,
 }
 
 interface ChainToChainNameMap {
@@ -83,20 +83,20 @@ interface AddEthereumChainParameter {
   rpcUrls?: string[]
 }
 
-const ETH_GOERLI: AddEthereumChainParameter = {
-  chainId: '0x5',
-  blockExplorerUrls: ['https://goerli.etherscan.io'],
-  chainName: 'Goerli Test Network',
+const ETH_SEPOLIA: AddEthereumChainParameter = {
+  chainId: SupportedChainIdHex.ETH_SEPOLIA,
+  blockExplorerUrls: ['https://sepolia.etherscan.io'],
+  chainName: 'Sepolia Test Network',
   nativeCurrency: {
-    name: 'Goerli ETH',
-    symbol: 'gorETH',
+    name: 'Ethereum',
+    symbol: 'ETH',
     decimals: 18,
   },
-  rpcUrls: ['https://goerli.infura.io/v3/'],
+  rpcUrls: ['https://sepolia.infura.io/v3/'],
 }
 
 const AVAX_FUJI: AddEthereumChainParameter = {
-  chainId: '0xa869',
+  chainId: SupportedChainIdHex.AVAX_FUJI,
   blockExplorerUrls: ['https://testnet.snowtrace.io/'],
   chainName: 'Avalanche FUJI C-Chain',
   nativeCurrency: {
@@ -107,24 +107,24 @@ const AVAX_FUJI: AddEthereumChainParameter = {
   rpcUrls: ['https://api.avax-test.network/ext/bc/C/rpc'],
 }
 
-const ARB_GOERLI: AddEthereumChainParameter = {
-  chainId: SupportedChainIdHex.ARB_GOERLI,
-  blockExplorerUrls: ['https://goerli.arbiscan.io/'],
-  chainName: 'Arbitrum Goerli Testnet',
+const ARB_SEPOLIA: AddEthereumChainParameter = {
+  chainId: SupportedChainIdHex.ARB_SEPOLIA,
+  blockExplorerUrls: ['https://sepolia.arbiscan.io/'],
+  chainName: 'Arbitrum Sepolia Testnet',
   nativeCurrency: {
     name: 'Ethereum',
     symbol: 'ETH',
     decimals: 18,
   },
-  rpcUrls: ['https://arb-goerli.g.alchemy.com/v2/demo'],
+  rpcUrls: ['https://arb-sepolia.g.alchemy.com/v2/demo'],
 }
 
 interface ChainIdToChainParameters {
   [key: string]: AddEthereumChainParameter
 }
 
 export const CHAIN_ID_HEXES_TO_PARAMETERS: ChainIdToChainParameters = {
-  [SupportedChainIdHex.ETH_GOERLI]: ETH_GOERLI,
+  [SupportedChainIdHex.ETH_SEPOLIA]: ETH_SEPOLIA,
   [SupportedChainIdHex.AVAX_FUJI]: AVAX_FUJI,
-  [SupportedChainIdHex.ARB_GOERLI]: ARB_GOERLI,
+  [SupportedChainIdHex.ARB_SEPOLIA]: ARB_SEPOLIA,
 }