Remove zksync wrapper generation

[friedemannf]

Continuation of: #551

• Removes zkSync compilation, wrappers + wrapper generation.
• Bumps gethwrappers/helpers

Blocks: #550

[github-actions]

📊 API Diff Results

No changes detected for module github.com/smartcontractkit/chainlink-evm/contracts/cre/gobindings

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[github-actions]

⚠️ API Diff Results - github.com/smartcontractkit/chainlink-evm/gethwrappers

⚠️ Breaking Changes (25)

generated/mock_ethusd_aggregator_wrapper (2)

• DeployMockETHUSDAggregatorZk — 🗑️ Removed

• ZkBytecode — 🗑️ Removed

package github (3)

• com/smartcontractkit/chainlink-evm/gethwrappers/generation/generate/zksync — 🗑️ Removed

• com/smartcontractkit/chainlink-evm/gethwrappers/generation/zksync — 🗑️ Removed

• com/smartcontractkit/chainlink-evm/gethwrappers/zksync — 🗑️ Removed

shared/generated/initial/burn_mint_erc677 (2)

• DeployBurnMintERC677Zk — 🗑️ Removed

• ZkBytecode — 🗑️ Removed

shared/generated/initial/link_token (2)

• DeployLinkTokenZk — 🗑️ Removed

• ZkBytecode — 🗑️ Removed

shared/generated/initial/mock_v3_aggregator_contract (2)

• DeployMockV3AggregatorZk — 🗑️ Removed

• ZkBytecode — 🗑️ Removed

shared/generated/initial/multicall3 (2)

• DeployMulticall3Zk — 🗑️ Removed

• ZkBytecode — 🗑️ Removed

shared/generated/initial/weth9_zksync (2)

• DeployWETH9ZKSyncZk — 🗑️ Removed

• ZkBytecode — 🗑️ Removed

shared/generated/latest/burn_mint_erc677 (2)

• DeployBurnMintERC677Zk — 🗑️ Removed

• ZkBytecode — 🗑️ Removed

shared/generated/latest/link_token (2)

• DeployLinkTokenZk — 🗑️ Removed

• ZkBytecode — 🗑️ Removed

shared/generated/latest/mock_v3_aggregator_contract (2)

• DeployMockV3AggregatorZk — 🗑️ Removed

• ZkBytecode — 🗑️ Removed

shared/generated/latest/multicall3 (2)

• DeployMulticall3Zk — 🗑️ Removed

• ZkBytecode — 🗑️ Removed

shared/generated/latest/weth9_zksync (2)

• DeployWETH9ZKSyncZk — 🗑️ Removed

• ZkBytecode — 🗑️ Removed

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[Copilot]

🟢 Approval recommended

No unresolved review comments remain, and the requested zkSync cleanup is complete.

Pull request overview

Removes legacy zkSync compilation and wrapper-generation support while retaining standard Solidity wrapper generation.

Changes:

• Deletes zkSync tooling, generators, templates, scripts, and generated bindings.
• Removes related Make, documentation, ignore-file, and CI configuration.
• Updates dependencies and bumps gethwrappers/helpers.

File summaries

File	Description
tools/bin/install_forge_zksync	Removes the zkSync Forge installer.
gethwrappers/zksync/go_generate.go	Removes zkSync generation directives.
gethwrappers/wrap/wrap.go	Simplifies wrapper generation.
gethwrappers/shared/generated/latest/weth9_zksync/weth9_zksync_zksync.go	Removes generated zkSync binding.
gethwrappers/shared/generated/latest/multicall3/multicall3_zksync.go	Removes generated zkSync binding.
gethwrappers/shared/generated/latest/mock_v3_aggregator_contract/mock_v3_aggregator_contract_zksync.go	Removes generated zkSync binding.
gethwrappers/shared/generated/initial/weth9_zksync/weth9_zksync_zksync.go	Removes generated zkSync binding.
gethwrappers/shared/generated/initial/multicall3/multicall3_zksync.go	Removes generated zkSync binding.
gethwrappers/shared/generated/initial/mock_v3_aggregator_contract/mock_v3_aggregator_contract_zksync.go	Removes generated zkSync binding.
gethwrappers/go.sum	Cleans dependency checksums.
gethwrappers/go.mod	Removes zkSync dependencies and updates helpers.
gethwrappers/generation/zksync/wrap.go	Removes the zkSync generator entrypoint.
gethwrappers/generation/generate/zksync/zksyncwrapper.go	Removes zkSync generation implementation.
gethwrappers/generation/generate/zksync/vars.go	Removes generator placeholders.
gethwrappers/generation/generate/zksync/template.go	Removes the zkSync deployment template.
gethwrappers/generated/mock_ethusd_aggregator_wrapper/mock_ethusd_aggregator_wrapper_zksync.go	Removes generated zkSync binding.
contracts/scripts/zksync_compile_all	Removes the zkSync compilation script.
contracts/GNUmakefile	Removes zkSync tooling and targets.
contracts/FOUNDRY_GUIDE.md	Removes obsolete zkSync instructions.
contracts/cre/gobindings/wrap/wrap.go	Simplifies CRE wrapper generation.
contracts/cre/gobindings/go.sum	Cleans dependency checksums.
contracts/cre/gobindings/go.mod	Removes zkSync dependencies and updates helpers.
contracts/cre/GNUmakefile	Removes the zkSync wrapper target.
.gitignore	Removes the obsolete zkSync Forge entry.
.github/workflows/solidity.yml	Removes zkSync compilation and generation CI.

Review details

• Files reviewed: 14/29 changed files
• Comments generated: 0
• Review effort level: Lite

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