chore(deps): update actions/cache action to v6

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/cache	action	major	v4.2.0 → v6.1.0

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Release Notes

actions/cache

v6.1.0

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What's Changed

• Bump @​actions/cache to v6.1.0 - handle read-only cache access by @​jasongin in #​1768

Full Changelog: actions/cache@v6...v6.1.0

v6.0.0

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What's Changed

• Update packages, migrate to ESM by @​Samirat in #​1760

Full Changelog: actions/cache@v5...v6.0.0

v5.1.0

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What's Changed

• Bump @​actions/cache to v5.1.0 - handle read-only cache access by @​jasongin in #​1775

Full Changelog: actions/cache@v5...v5.1.0

v5.0.5

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What's Changed

• Update ts-http-runtime dependency by @​yacaovsnc in #​1747

Full Changelog: actions/cache@v5...v5.0.5

v5.0.4

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What's Changed

• Add release instructions and update maintainer docs by @​Link- in #​1696
• Potential fix for code scanning alert no. 52: Workflow does not contain permissions by @​Link- in #​1697
• Fix workflow permissions and cleanup workflow names / formatting by @​Link- in #​1699
• docs: Update examples to use the latest version by @​XZTDean in #​1690
• Fix proxy integration tests by @​Link- in #​1701
• Fix cache key in examples.md for bun.lock by @​RyPeck in #​1722
• Update dependencies & patch security vulnerabilities by @​Link- in #​1738

New Contributors

• @​XZTDean made their first contribution in #​1690
• @​RyPeck made their first contribution in #​1722

Full Changelog: actions/cache@v5...v5.0.4

v5.0.3

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What's Changed

• Bump @actions/cache to v5.0.5 (Resolves: https://github.com/actions/cache/security/dependabot/33)
• Bump @actions/core to v2.0.3

Full Changelog: actions/cache@v5...v5.0.3

v5.0.2: v.5.0.2

Compare Source

v5.0.2

What's Changed

When creating cache entries, 429s returned from the cache service will not be retried.

v5.0.1

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[!IMPORTANT]
actions/cache@v5 runs on the Node.js 24 runtime and requires a minimum Actions Runner version of 2.327.1.

If you are using self-hosted runners, ensure they are updated before upgrading.

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v5.0.1

What's Changed

• fix: update @​actions/cache for Node.js 24 punycode deprecation by @​salmanmkc in #​1685
• prepare release v5.0.1 by @​salmanmkc in #​1686

v5.0.0

What's Changed

• Upgrade to use node24 by @​salmanmkc in #​1630
• Prepare v5.0.0 release by @​salmanmkc in #​1684

Full Changelog: actions/cache@v5...v5.0.1

v5.0.0

Compare Source

[!IMPORTANT]
actions/cache@v5 runs on the Node.js 24 runtime and requires a minimum Actions Runner version of 2.327.1.

If you are using self-hosted runners, ensure they are updated before upgrading.

---

What's Changed

• Upgrade to use node24 by @​salmanmkc in #​1630
• Prepare v5.0.0 release by @​salmanmkc in #​1684

Full Changelog: actions/cache@v4.3.0...v5.0.0

v4.3.0

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What's Changed

• Add note on runner versions by @​GhadimiR in #​1642
• Prepare v4.3.0 release by @​Link- in #​1655

New Contributors

• @​GhadimiR made their first contribution in #​1642

Full Changelog: actions/cache@v4...v4.3.0

v4.2.4

Compare Source

What's Changed

• Update README.md by @​nebuk89 in #​1620
• Upgrade @actions/cache to 4.0.5 and move @protobuf-ts/plugin to dev depdencies by @​Link- in #​1634
• Prepare release 4.2.4 by @​Link- in #​1636

New Contributors

• @​nebuk89 made their first contribution in #​1620

Full Changelog: actions/cache@v4...v4.2.4

v4.2.3

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What's Changed

• Update to use @​actions/cache 4.0.3 package & prepare for new release by @​salmanmkc in #​1577 (SAS tokens for cache entries are now masked in debug logs)

New Contributors

• @​salmanmkc made their first contribution in #​1577

Full Changelog: actions/cache@v4.2.2...v4.2.3

v4.2.2

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What's Changed

[!IMPORTANT]
As a reminder, there were important backend changes to release v4.2.0, see those release notes and the announcement for more details.

• Bump @​actions/cache to v4.0.2 by @​robherley in #​1560

Full Changelog: actions/cache@v4.2.1...v4.2.2

v4.2.1

Compare Source

What's Changed

[!IMPORTANT]
As a reminder, there were important backend changes to release v4.2.0, see those release notes and the announcement for more details.

• docs: GitHub is spelled incorrectly in caching-strategies.md by @​janco-absa in #​1526
• docs: Make the "always save prime numbers" example more clear by @​Tobbe in #​1525
• Update force deletion docs due a recent deprecation by @​sebbalex in #​1500
• Bump @​actions/cache to v4.0.1 by @​robherley in #​1554

New Contributors

• @​janco-absa made their first contribution in #​1526
• @​Tobbe made their first contribution in #​1525
• @​sebbalex made their first contribution in #​1500

Full Changelog: actions/cache@v4.2.0...v4.2.1

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[tps-flint]

Held for the 7-day bake (re-judged on or after 2026-10-26). Workflow-only major bump (actions/cache v4 to v6); will be checked against every cache step before merge.