feat: add Injective network (#4011)

Co-authored-by: akitothemoon <akitothemoon@users.noreply.github.com>

Author: akitothemoon

.changeset/late-shoes-think.md

@@ -0,0 +1,5 @@
+---
+"viem": patch
+---
+
+Added Injective network.

src/chains/definitions/injective.ts

@@ -0,0 +1,25 @@
+import { defineChain } from '../../utils/chain/defineChain.js'
+
+export const injective = /*#__PURE__*/ defineChain({
+  id: 1776,
+  name: 'Injective',
+  nativeCurrency: {
+    decimals: 18,
+    name: 'Injective',
+    symbol: 'INJ',
+  },
+  rpcUrls: {
+    default: {
+      http: ['https://sentry.evm-rpc.injective.network'],
+      webSocket: ['wss://sentry.evm-ws.injective.network'],
+    },
+  },
+  blockExplorers: {
+    default: {
+      name: 'Injective Explorer',
+      url: 'https://blockscout.injective.network',
+      apiUrl: 'https://blockscout.injective.network/api',
+    },
+  },
+  testnet: false,
+})

src/chains/definitions/injectiveTestnet.ts

@@ -0,0 +1,25 @@
+import { defineChain } from '../../utils/chain/defineChain.js'
+
+export const injectiveTestnet = /*#__PURE__*/ defineChain({
+  id: 1439,
+  name: 'Injective Testnet',
+  nativeCurrency: {
+    decimals: 18,
+    name: 'Injective',
+    symbol: 'INJ',
+  },
+  rpcUrls: {
+    default: {
+      http: ['https://k8s.testnet.json-rpc.injective.network'],
+      webSocket: ['wss://k8s.testnet.ws.injective.network'],
+    },
+  },
+  blockExplorers: {
+    default: {
+      name: 'Injective Explorer',
+      url: 'https://testnet.blockscout.injective.network',
+      apiUrl: 'https://testnet.blockscout.injective.network/api',
+    },
+  },
+  testnet: true,
+})

src/chains/index.ts

@@ -272,6 +272,8 @@ export { immutableZkEvmTestnet } from './definitions/immutableZkEvmTestnet.js'
 export { inEVM } from './definitions/inEVM.js'
 export { initVerse } from './definitions/initVerse.js'
 export { initVerseGenesis } from './definitions/initVerseGenesis.js'
+export { injective } from './definitions/injective.js'
+export { injectiveTestnet } from './definitions/injectiveTestnet.js'
 export { ink } from './definitions/ink.js'
 export { inkSepolia } from './definitions/inkSepolia.js'
 export { iota } from './definitions/iota.js'