feat: add birdlayer chain (#3320)

.changeset/khaki-eyes-argue.md

@@ -0,0 +1,5 @@
+---
+"viem": patch
+---
+
+Added Birdlayer Chain.

src/chains/definitions/birdlayer.ts

@@ -0,0 +1,19 @@
+import { defineChain } from '../../utils/chain/defineChain.js'
+
+export const birdlayer = defineChain({
+  id: 53456,
+  name: 'BirdLayer',
+  nativeCurrency: { decimals: 18, name: 'Ether', symbol: 'ETH' },
+  rpcUrls: {
+    default: {
+      http: ['https://rpc.birdlayer.xyz', 'https://rpc1.birdlayer.xyz'],
+      webSocket: ['wss://rpc.birdlayer.xyz/ws'],
+    },
+  },
+  blockExplorers: {
+    default: {
+      name: 'BirdLayer Explorer',
+      url: 'https://scan.birdlayer.xyz',
+    },
+  },
+})

src/chains/index.ts

@@ -60,6 +60,7 @@ export { bitlayerTestnet } from './definitions/bitlayerTestnet.js'
 export { bitrock } from './definitions/bitrock.js'
 export { bitTorrent } from './definitions/bitTorrent.js'
 export { bitTorrentTestnet } from './definitions/bitTorrentTestnet.js'
+export { birdlayer } from './definitions/birdlayer.js'
 export { blast } from './definitions/blast.js'
 export { blastSepolia } from './definitions/blastSepolia.js'
 export { bob } from './definitions/bob.js'