feat: add Citrea Testnet Chain (#3216)

* feat:Add Citrea Testnet Chain

* Add changeset for Citrea Testnet

Author: Hebx

.changeset/proud-kangaroos-count.md

@@ -0,0 +1,5 @@
+---
+"viem": patch
+---
+
+Added Citrea Testnet chain.

src/chains/definitions/citreaTestnet.ts

@@ -0,0 +1,20 @@
+import { defineChain } from '../../utils/chain/defineChain.js'
+
+export const citreaTestnet = /*#__PURE__*/ defineChain({
+  id: 5115,
+  name: 'Citrea Testnet',
+  nativeCurrency: { name: 'cBTC', symbol: 'cBTC', decimals: 18 },
+  rpcUrls: {
+    default: {
+      http: ['https://rpc.testnet.citrea.xyz'],
+    },
+  },
+  blockExplorers: {
+    default: {
+      name: 'Citrea Explorer',
+      url: 'https://explorer.testnet.citrea.xyz',
+      apiUrl: 'https://explorer.testnet.citrea.xyz/api',
+    },
+  },
+  testnet: true,
+})

src/chains/index.ts

@@ -84,6 +84,7 @@ export { celoAlfajores } from './definitions/celoAlfajores.js'
 export { chang } from './definitions/chang.js'
 export { chiliz } from './definitions/chiliz.js'
 export { chips } from './definitions/chips.js'
+export { citreaTestnet } from './definitions/citreaTestnet.js'
 export { classic } from './definitions/classic.js'
 export { coinbit } from './definitions/coinbit.js'
 export { coinex } from './definitions/coinex.js'