ci: pin actions to commit hashes

[kaze-cow]

Summary

• Replaces mutable action version tags (e.g. @v4) with locked commit SHAs
• Tag names are preserved as inline comments for readability
• Prevents supply chain attacks from compromised or force-pushed tags

Generated by pin-actions.sh

[socket-security]

Review the following changes in direct dependencies. Learn more about Socket for GitHub.

Diff	Package	Supply Chain Security	Vulnerability	Quality	Maintenance	License
	solhint-plugin-prettier@​0.0.5
	hardhat-cannon@​2.26.0-alpha.0
	hardhat-gas-reporter@​1.0.4
	ts-node@​9.1.1
	solidity-coverage@​0.7.16
	prettier-plugin-solidity@​1.0.0-beta.11
	yargs@​17.0.1
	solhint@​3.3.6
	globby@​11.0.3
	hardhat@​2.3.0
	typescript@​5.9.3
	prettier@​2.3.1
	hardhat-deploy@​0.7.3

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[socket-security]

Warning

Review the following alerts detected in dependencies.

According to your organization's Security Policy, it is recommended to resolve "Warn" alerts. Learn more about Socket for GitHub.

Action	Severity	Alert  (click "▶" to expand/collapse)
Warn		Critical CVE: Prototype Pollution in npm minimist CVE: GHSA-xvch-5gv4-984h Prototype Pollution in minimist (CRITICAL) Affected versions: >= 1.0.0 < 1.2.6; < 0.2.4 Patched version: 1.2.6 From: ? → npm/ethereum-waffle@3.3.0 → npm/hardhat-gas-reporter@1.0.4 → npm/solhint@3.3.6 → npm/solidity-coverage@0.7.16 → npm/eslint-plugin-import@2.23.4 → npm/hardhat@2.3.0 → npm/minimist@1.2.5 ℹ Read more on: This package | This alert | What is a critical CVE? Next steps: Take a moment to review the security alert above. Review the linked package source code to understand the potential risk. Ensure the package is not malicious before proceeding. If you're unsure how to proceed, reach out to your security team or ask the Socket team for help at support@socket.dev. Suggestion: Remove or replace dependencies that include known critical CVEs. Consumers can use dependency overrides or npm audit fix --force to remove vulnerable dependencies. Mark the package as acceptable risk. To ignore this alert only in this pull request, reply with the comment @SocketSecurity ignore npm/minimist@1.2.5. You can also ignore all packages with @SocketSecurity ignore-all. To ignore an alert for all future pull requests, use Socket's Dashboard to change the triage state of this alert.
Warn		Critical CVE: Arbitrary Code Execution in npm underscore CVE: GHSA-cf4h-3jhx-xvhq Arbitrary Code Execution in underscore (CRITICAL) Affected versions: >= 1.3.2 < 1.12.1 Patched version: 1.12.1 From: ? → npm/solidity-coverage@0.7.16 → npm/underscore@1.9.1 ℹ Read more on: This package | This alert | What is a critical CVE? Next steps: Take a moment to review the security alert above. Review the linked package source code to understand the potential risk. Ensure the package is not malicious before proceeding. If you're unsure how to proceed, reach out to your security team or ask the Socket team for help at support@socket.dev. Suggestion: Remove or replace dependencies that include known critical CVEs. Consumers can use dependency overrides or npm audit fix --force to remove vulnerable dependencies. Mark the package as acceptable risk. To ignore this alert only in this pull request, reply with the comment @SocketSecurity ignore npm/underscore@1.9.1. You can also ignore all packages with @SocketSecurity ignore-all. To ignore an alert for all future pull requests, use Socket's Dashboard to change the triage state of this alert.

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