chore(deps-dev): bump ethers from 6.15.0 to 6.16.0

[dependabot]

Bumps ethers from 6.15.0 to 6.16.0.

Release notes

Sourced from ethers's releases.

ethers/v6.16.0 (2025-12-02 19:47)

• Added utility method to split EIP-7594 BLOb proofs into its cells (88dfe96).
• Update Alchemy URL endpoint for mainnet (#5052; 719b01d).
• Fail on unsupported Etherscan networks immediately to better support the default provider (94b333b).
• Added Filecoin network and Ankr endpoints (#5038; 986e827).
• Moved to better API for EIP-7594 PeerDAS (#5062; 452b422).
• Added initial EIP-7594 PeerDAS support (#5054, #5062; 6d64889).
• Support RegExp engines with string length limitations (#4967; f0dfbe1).
• Added Transaction and Signature support for non-canonical S values (#4223, #5013; 855d727).
• Allow zero-width big-endian data for toBeHex and allow widths fo toBeArray (#5025; 540f30c).

Changelog

Sourced from ethers's changelog.

ethers/v6.16.0 (2025-12-02 19:47)

• Added utility method to split EIP-7594 BLOb proofs into its cells (88dfe96).
• Update Alchemy URL endpoint for mainnet (#5052; 719b01d).
• Fail on unsupported Etherscan networks immediately to better support the default provider (94b333b).
• Added Filecoin network and Ankr endpoints (#5038; 986e827).
• Moved to better API for EIP-7594 PeerDAS (#5062; 452b422).
• Added initial EIP-7594 PeerDAS support (#5054, #5062; 6d64889).
• Support RegExp engines with string length limitations (#4967; f0dfbe1).
• Added Transaction and Signature support for non-canonical S values (#4223, #5013; 855d727).
• Allow zero-width big-endian data for toBeHex and allow widths fo toBeArray (#5025; 540f30c).

Commits

• 98c49d0 admin: updated dist files
• c4e840e tests: disable Blockscout temporaily
• 88dfe96 Added utility method to split EIP-7594 BLOb proofs into its cells.
• 7c5faf8 admin: updated dist files
• 8192f5b docs: add link for EIP-7594
• 10a912b docs: fixed typos (#5039)
• 719b01d Update Alchemy URL endpoint for mainnet (#5052).
• 94b333b Fail on unsupported Etherscan networks immediately to better support the defa...
• 986e827 Added Filecoin network and Ankr endpoints (#5038).
• 452b422 Moved to better API for EIP-7594 PeerDAS (#5062).
• Additional commits viewable in compare view

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Dependency Review

✅ No vulnerabilities or license issues or OpenSSF Scorecard issues found.

OpenSSF Scorecard

Package	Version	Score	Details
npm/ethers	6.16.0	🟢 4.3	Details Check Score Reason Dangerous-Workflow 🟢 10 no dangerous workflow patterns detected Security-Policy 🟢 10 security policy file detected Token-Permissions ⚠️ 0 detected GitHub workflow tokens with excessive permissions Maintained 🟢 7 2 commit(s) and 7 issue activity found in the last 90 days -- score normalized to 7 Code-Review ⚠️ 0 Found 0/30 approved changesets -- score normalized to 0 Packaging ⚠️ -1 packaging workflow not detected CII-Best-Practices ⚠️ 0 no effort to earn an OpenSSF best practices badge detected SAST ⚠️ 0 no SAST tool detected Binary-Artifacts 🟢 10 no binaries found in the repo License 🟢 10 license file detected Pinned-Dependencies ⚠️ 2 dependency not pinned by hash detected -- score normalized to 2 Signed-Releases ⚠️ -1 no releases found Fuzzing ⚠️ 0 project is not fuzzed Branch-Protection ⚠️ 0 branch protection not enabled on development/release branches

Scanned Files

• package-lock.json