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build: upgrade reproducible-builds base image from Ubuntu 22.04 to 24.04 LTS#14807

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build: upgrade reproducible-builds base image from Ubuntu 22.04 to 24.04 LTS#14807
Stensel8 wants to merge 1 commit into
signalapp:mainfrom
Stensel8:pr/update-actions-docker

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@Stensel8 Stensel8 commented May 27, 2026

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Description

The reproducible-builds/Dockerfile currently pins to ubuntu:jammy-20230624 (Ubuntu 22.04 LTS, from June 2023 -- nearly 3 years old). This PR updates the base image to ubuntu:noble-20260410 (Ubuntu 24.04 LTS), which has been stable since April 2024 and is supported until 2029.

Change: 1 line in Dockerfile

-FROM ubuntu:jammy-20230624@sha256:b060fffe8e1561c9c3e6dea6db487b900100fc26830b9ea2ec966c151ab4c020
+FROM ubuntu:noble-20260410@sha256:c4a8d5503dfb2a3eb8ab5f807da5bc69a85730fb49b5cfca2330194ebcc41c7b

….04 LTS

Ubuntu 22.04 LTS (jammy-20230624) is approaching its end of standard
support. Ubuntu 24.04 LTS (Noble Numbat) has been available since
April 2024 and is fully supported until 2029.

Note: not personally tested — proposing for the team's consideration.
Copilot AI review requested due to automatic review settings May 27, 2026 09:50
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Pull request overview

Note

Copilot was unable to run its full agentic suite in this review.

Updates the reproducible builds container base image to a newer Ubuntu release pinned by digest.

Changes:

  • Switch base image from Ubuntu Jammy to Ubuntu Noble (date-stamped tag) while keeping digest pinning.

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2 participants