feat(toolchains): backport 20260325/20260414 Python toolchains for 1.9.1 (#3708)#3776

Merged

aignas merged 4 commits into

bazel-contrib:release/1.9from

kevinpark1217:backport-toolchains-3708-release-1.9

May 20, 2026

Commits on May 18, 2026

feat(toolchains): Add 3.10.20, 3.11.15, 3.12.13, 3.13.{12,13} 3.14.{3,4}, 3.15.0a8 (#3708)

pjjw
authored and
kevinpark1217
committed

Commits on May 19, 2026

fix(uv): drop powerpc64 support to fix latest version downloads (#3678)

aignas
authored and
kevinpark1217
committed
ci: update RBE toolchain version from ubuntu2204 to ubuntu2404 (#3778)

meteorcloudy
authored and
kevinpark1217
committed
ci: soft fail for upcoming bazel job (#3651)

rickeylev
authored and
kevinpark1217
committed