Add Mode Testnet chain

.changeset/odd-bulldogs-exist.md

@@ -0,0 +1,5 @@
+---
+"@wagmi/chains": patch
+---
+
+Added Mode Testnet chain.

packages/chains/README.md

@@ -65,6 +65,7 @@ const { chains, provider } = configureChains(
 - `mantleTestnet`
 - `metis`
 - `metisGoerli`
+- `modeTestnet`
 - `moonbaseAlpha`
 - `moonbeam`
 - `moonriver`

packages/chains/src/index.ts

@@ -66,6 +66,7 @@ export { metis } from './metis'
 export { metisGoerli } from './metisGoerli'
 export { mev } from './mev'
 export { mevTestnet } from './mevTestnet'
+export { modeTestnet } from './modeTestnet'
 export { moonbaseAlpha } from './moonbaseAlpha'
 export { moonbeam } from './moonbeam'
 export { moonriver } from './moonriver'

packages/chains/src/modeTestnet.ts

@@ -0,0 +1,23 @@
+import { Chain } from './types'
+
+export const modeTestnet = {
+  id: 919,
+  name: 'Mode Testnet',
+  network: 'mode-testnet',
+  nativeCurrency: { name: 'Ether', symbol: 'ETH', decimals: 18 },
+  rpcUrls: {
+    default: {
+      http: ['https://sepolia.mode.network/'],
+    },
+    public: {
+      http: ['https://sepolia.mode.network/'],
+    },
+  },
+  blockExplorers: {
+    default: {
+      name: 'Blockscout',
+      url: 'https://sepolia.explorer.mode.network/',
+    },
+  },
+  testnet: true,
+} as const satisfies Chain