Release 10.0.0 - Jan 2027

# Status of Bazel 10.0.0

- Expected first release candidate date: 2026-10-05
- Expected final release candidate date: 2027-01-11
- Expected release date: 2027-01-19
- [List of release blockers](https://github.com/bazelbuild/bazel/milestone/109)

To report a release-blocking bug, please add a comment with the text `@bazel-io flag 10.0.0` to the issue. A release manager will triage it and add it to the milestone.

To cherry-pick a mainline commit into 10.0.0, simply send a PR against the `release-10.0.0` branch.

**Task list:**

- [ ] Pick release baseline: TBD
- [ ] Create release candidate: TBD
- [ ] Check downstream projects
- [ ] Create [draft release announcement](https://docs.google.com/document/d/10W-1subExp0RSLjDXVAo9RKGUc0dfuGXLBwpMMaJpgE/edit?usp=sharing&resourcekey=0-k2FRCmHFsO-TeZ7b0962AA)
- [ ] Send the release announcement PR for review
- [ ] Push the release and notify package maintainers
- [ ] Update the documentation
- [ ] Push the blog post
- [ ] Update the [release page](https://github.com/bazelbuild/bazel/releases/)