⬆️ Update Add-on base image to v21

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
ghcr.io/hassio-addons/base (source)		major	18.2.0 → 21.0.0
ghcr.io/hassio-addons/base (source)	final	major	18.2.0 → 21.0.0

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Release Notes

hassio-addons/addon-base (ghcr.io/hassio-addons/base)

v21.0.0

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What’s changed

🐛 Bug fixes

• In the banner, use bashio::app functions instead of the deprecated bashio::addon functions @​lmagyar (#​389)

🧰 Maintenance

• 👷 Update workflows to v3.0.0, restore Release Drafter & tidy README @​frenck (#​392)

⬆️ Dependency updates

• ⬆️ Update hassio-addons/bashio to v0.18.1 @​renovate[bot] (#​390)
• ⬆️ Update Alpine base image to v3.24.0 @​renovate[bot] (#​391)

v20.2.0

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What’s changed

⬆️ Dependency updates

• ⬆️ Update home-assistant/tempio to v2026 @​renovate[bot] (#​386)
• ⬆️ Update just-containers/s6-overlay to v3.2.3.0 @​renovate[bot] (#​385)
• ⬆️ Update alpine_3_23/curl to v8.19.0-r0 @​renovate[bot] (#​387)
• ⬆️ Update hassio-addons/bashio to v0.18.0 @​renovate[bot] (#​388)

v20.1.1

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What’s changed

⬆️ Dependency updates

• ⬆️ Update alpine_3_23/tzdata to v2026b-r0 @​renovate[bot] (#​382)
• ⬆️ Update alpine_3_23/xz to v5.8.3-r0 @​renovate[bot] (#​383)

v20.1.0

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What’s changed

⬆️ Dependency updates

• ⬆️ Update Alpine base image to v3.23.4 @​renovate[bot] (#​381)

v20.0.4

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What’s changed

⬆️ Dependency updates

• ⬆️ Update alpine_3_23/musl to v1.2.5-r23 @​renovate[bot] (#​379)
• ⬆️ Update alpine_3_23/musl-utils to v1.2.5-r23 @​renovate[bot] (#​380)

v20.0.3

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What’s changed

⬆️ Dependency updates

• ⬆️ Update alpine_3_23/musl to v1.2.5-r22 @​renovate[bot] (#​376)
• ⬆️ Update alpine_3_23/musl-utils to v1.2.5-r22 @​renovate[bot] (#​377)
• ⬆️ Update OpenSSL to v3.5.6-r0 @​renovate[bot] (#​378)

v20.0.2

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What’s changed

🧰 Maintenance

• Bump workflow version and adopt @​frenck (#​367)

⬆️ Dependency updates

• ⬆️ Update hassio-addons/workflows digest to 029301a @​renovate[bot] (#​368)
• ⬆️ Update hassio-addons/workflows action to v2.0.4 @​renovate[bot] (#​370)
• ⬆️ Update hassio-addons/workflows digest to 3d5603e @​renovate[bot] (#​369)
• ⬆️ Update hassio-addons/workflows action to v2.0.6 @​renovate[bot] (#​372)
• ⬆️ Update alpine_3_23/tzdata to v2026 @​renovate[bot] (#​373)

v20.0.1

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What’s changed

🧰 Maintenance

• Use correct Alpine version in Renovate configuration @​frenck (#​360)
• Clean up / fix workflows matching upstream changes @​frenck (#​366)

⬆️ Dependency updates

• ⬆️ Update OpenSSL to v3.5.5-r0 @​renovate[bot] (#​362)
• ⬆️ Update hassio-addons/workflows digest to a9cf65c @​renovate[bot] (#​361)
• ⬆️ Update actions/checkout action to v4.3.1 @​renovate[bot] (#​363)
• ⬆️ Update actions/checkout action to v6 @​renovate[bot] (#​364)
• ⬆️ Update Alpine base image to v3.23.3 @​renovate[bot] (#​365)

v20.0.0

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What’s changed

🚀 Enhancements

• Rename add-ons to apps @​frenck (#​359)

🧰 Maintenance

• 🎆 Updates maintenance/license year to 2026 @​frenck (#​357)
• Improve GitHub Action workflows @​frenck (#​358)

⬆️ Dependency updates

• ⬆️ Update alpine_3_22/tzdata to v2025c-r0 @​renovate[bot] (#​355)
• ⬆️ Update Alpine base image to v3.23.2 @​renovate[bot] (#​354)
• ⬆️ Update just-containers/s6-overlay to v3.2.2.0 @​renovate[bot] (#​356)

v19.0.0

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What’s changed

🚨 Breaking changes

• Drop support for armhf, armv7, and i386 systems @​frenck (#​353)

🐛 Bug fixes

• Remove deprecated codenotary fields @​frenck (#​352)

⬆️ Dependency updates

• ⬆️ Update alpine_3_22/jq to v1.8.1-r0 @​renovate[bot] (#​351)

v18.2.1

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What’s changed

⬆️ Dependency updates

• ⬆️ Update hassio-addons/bashio to v0.17.5 @​renovate[bot] (#​349)

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