feat: add Six Protocol (#3033)

.changeset/few-pianos-smoke.md

@@ -0,0 +1,5 @@
+---
+"viem": patch
+---
+
+Added Six Protocol.

src/chains/definitions/sixProtocol.ts

@@ -0,0 +1,23 @@
+import { defineChain } from '../../utils/chain/defineChain.js'
+
+export const sixProtocol = /*#__PURE__*/ defineChain({
+  id: 98,
+  name: 'Six Protocol',
+  nativeCurrency: {
+    decimals: 18,
+    name: 'SIX',
+    symbol: 'SIX',
+  },
+  rpcUrls: {
+    default: { 
+      http: ['https://sixnet-rpc-evm.sixprotocol.net'],
+    },
+  },
+  blockExplorers: {
+    default: {
+      name: 'Six Protocol Scan',
+      url: 'https://sixscan.io/sixnet',
+    },
+  },
+  testnet: false,
+})

src/chains/index.ts

@@ -350,6 +350,7 @@ export { shimmer } from './definitions/shimmer.js'
 export { shimmerTestnet } from './definitions/shimmerTestnet.js'
 export { silicon } from './definitions/silicon.js'
 export { siliconSepolia } from './definitions/siliconSepolia.js'
+export { sixProtocol } from './definitions/sixProtocol.js'
 export { skaleBlockBrawlers } from './definitions/skale/brawl.js'
 export { skaleCalypso } from './definitions/skale/calypso.js'
 export { skaleCalypsoTestnet } from './definitions/skale/calypsoTestnet.js'