feat: optimism now supports push0

Author: mds1

src/chains/arbitrum/vm/opcodes/stack/push0.ts

@@ -1,9 +1,11 @@
-import { push0 as baseOpcode } from '@/chains/optimism/vm/opcodes/stack/push0';
+import { push0 as baseOpcode } from '@/chains/mainnet/vm/opcodes/stack/push';
 import { Opcode } from '@/types';
 
-const { references: _references, ...opcode } = baseOpcode;
+const { supportedHardforks: _supportedHardforks, ...opcode } = baseOpcode;
 export const push0: Omit<Opcode, 'supportedHardforks'> = {
   ...opcode,
+  description:
+    'The opcode is not supported yet, but will be added in a future hardfork. This means you cannot yet use Solidity 0.8.20 or later with an `evm_version` of Shanghai.',
   references: [
     '[Arbitrum Differences from Solidity on Ethereum](https://developer.arbitrum.io/solidity-support)',
   ],

src/chains/optimism/vm/opcodes/stack/push0.ts

@@ -1,12 +1,7 @@
 import { push0 as baseOpcode } from '@/chains/mainnet/vm/opcodes/stack/push';
 import { Opcode } from '@/types';
 
-const { supportedHardforks: _supportedHardforks, ...opcode } = baseOpcode;
-export const push0: Omit<Opcode, 'supportedHardforks'> = {
-  ...opcode,
-  description:
-    'The opcode is not supported yet, but will be added in a future hardfork. This means you cannot yet use Solidity 0.8.20 or later with an `evm_version` of Shanghai.',
-  references: [
-    '[Differences between Ethereum and OP Mainnet: Opcode Differences](https://community.optimism.io/docs/developers/build/differences/#opcode-differences)',
-  ],
+export const push0: Opcode = {
+  ...baseOpcode,
+  supportedHardforks: ['Canyon'],
 };