Foundations Team Updates - 2026-04-02

[rkratky]

Hello everybody,

It’s time for a weekly update from Foundations

Courtesy ping:

• Foundations: @mclemenceau
  • @mwhudson, @rkratky
• Release: @utkarsh, @skia, @oreiche
• System: @juliank, @bamf0, @mkukri, @chrisccoulson, @varranvar, @fhoerni
• Toolchains: @samirkam
  • Rust: @richard-scott-mcnew, @maxgmr, @petrakat, @karljs, @blkerby, @ruancomelli
  • Java: @vpa19771, @pushkarnk
  • .NET: @dviererbe, @mateus-morais
  • Golang: @levihackerman-102
• Architectures: @ravi-sharma
  • @xypron, @waveform, @r41k0u, @tobhe, @vhaudiquet

Please, post your updates. Thanks!

[bamf0]

Resolute

• Troubleshooted boot issue with the Resolute mini ISO (LP: #2146492)
• Triaged rust-coreutils bugs

APT

• Pondered new features

[skia]

Distro work

• FFe reviews and queue approval.
• Sponsored more CUDA stuff.
• Sponsored more Cargo auditable Rust stuff.
• Vibe-coded a little TUI interface to help work with the Launchpad queue. This one supports debdiffing Debian syncs!

Release Process

• Started the work to modernize and migrate the KPI dashboard out of PS5.

[mateus-morais]

.NET

• Added missing spread test and docs about the .NET plugin (v2) on Rockcraft. PR is now merged: feat: enabled new .NET plugin (v2) on 25.10+ by mateusrodrigues · Pull Request #1140 · canonical/rockcraft · GitHub
  • Updated docs available at the Rockcraft Docs Website
• Looking into Charmcraft and possible .NET integration points.

[maxgmr]

Toolchains

• Many CVE fixes for LP: #2145764
• Finished rust-defaults migration to Rust 1.93.1

Miscellaneous

• Proof of concept for a modernized reverse-depends tool as a part of a general modernization initiative
• Written interview grading
• Compliance training

[petrakat]

Cargo-Auditable

• Developers can now opt in to including cargo-auditable metadata in their packages. Stay tuned for more official announcements!
• A tester set of packages has been patched to include the metadata, as an example and to do our due diligence on testing.
• Documented the above.

Toolchains

• Checking up on CVE fixes for #LP: 2145764

Misc

• Compliance training
• Peer buddy onboarding (see you soon, Lucas!)

[waveform]

Resolute

• LP: #2146383 – Uploaded quirk for Pi 5 with older EEPROMs
• Approved MR from @utkarsh moving image definitions from ports to archive (yay \o/ !)
  • … but cloud-init is unfortunately undoing this good work (boo)
  • LP: #2147101 filed to track and fix this
  • oh, and canonical/cloud-init#6825 in GitHub
  • oh, and canonical/pi-gadget#148 to update the classic gadget
  • also reviewed the corresponding MR for livecd-rootfs
• LP: #2146941, LP: #2146940 Uploaded fix for Bluetooth and d-t path lengths on older Pi models
  • SRU pending for LP: #2146940 as this also affects questing

General

• Patch pilot shift on Monday

[vpa19771]

Short week (Easter)

openjdk:

• investigating jtreg test failures for the upcoming security release

devpack-for-spring:

• implemented configuring build plugins, preparing the snap release.

distro:

• sponsored python3.12 fix Bug #2144593 “SRU: io.TextIOWrapper.write: write during flush ca...” : Bugs : python3.12 package : Ubuntu for noble.

[rkratky]

Documentation

(Forgot to post update last week.)

Ubuntu project docs

• Improve sphinx-llm config
• Revert to upstream sphinx-llm
• Update Makefile to allow not building llms.txt

Ubuntu release notes

• Swap “More resources” for “Ubuntu docs” webring

Ubuntu for developers

• llms.txt config update
• Switch to official sphinx-llm again
• Adopt new homepage pattern

ubuntu.com

• chore: Update Ubuntu on WSL docs links
• Update link to Ubuntu Community docs

sphinx-llm

• Use markdown_http_base for absolute URLs in llms.txt
• Add a param (llms_txt_enabled) to disable extension
• Add link to llms-full.txt (if built) to llms.txt
• Fix README (CLI param: False → 0)

Reviews

Docs Starter Pack

• feat: add default support for sphinxext-rediraffe
• chore: release 1.6

Ubuntu project docs

• Add pre-triage filter workflows
• Add new questions to the Rust Packaging FAQ
• Document cargo-auditable support

Ubuntu for developers

• Update OpenJDK CRaC and GraalVM availability
• Update Rust toolchain availability docs for 26.04

Discourse

• Building a ‘fake’ RISC-V server to enable datacenter software - Foundations - Ubuntu Community Hub