pantsbuild/pants release_2.16.1rc3 on GitHub

Bug fixes

Support using __defaults__ in same BUILD file as environment targets. (Cherry-pick of #19446) (#19968)
Add missing __init__.py file for the yamllint backend. (Cherry-pick of #19899) (#19908)
Add additional directories with register.py to pants bin deps (Cherry pick of #19848) (#19857)
Fix global report coverage for namespaced packages (Cherry-pick of #19821) (#19839)
Have Pants create the immutable_inputs base parent(s) (Cherry-pick of #19646) (#19653)
Use hardlinking when possible for mypy cache (Cherry-pick of #19633) (#19649)
Undo pyenv install marking files as RO (Cherry-pick of #19645) (#19647)
Use named cache for Docker-env PBS (Cherry-pick of #19611) (#19617)
Make mypy cache move truly atomic (Cherry-pick of #19610) (#19614)
Scala: support Enums in dependency inference (Cherry pick of #19588) (#19594)
Fix the new tool lockfile deprecation message. (cherrypick of #19565) (#19571)
Fix golangci-lint runner script (Cherry-pick of #19015) (#19472)
Use the package_name variable to fix an UnboundLocalError. (Cherry-pick of #19433) (#19452)

Update release docs with latest changes (#19895)
docs: fix code examples for setting-up-ide and interpreter-compatibility docs (Cherry-pick of #19624) (#19638)
docs: add 2.16 entry to changelog (Cherry-pick of #19589) (#19598)
Add ruff, adjust pyugprade, autoflake in docs (Cherry-pick of #19555) (#19577)
Catch google artifact registry gotcha (Cherry-pick of #19568) (#19569)
Stop referring to ~/.cache/pants/setup in CI docs (Cherry-pick of #19554) (#19560)
Visibility: documentation fixes and clarifications. (Cherry-pick of #19438) (#19495)