Merge commit from fork

* Validate Jupyter Server URLs

* Validate Jupyter Server URLs: address reviews

* Validate Jupyter Server URLs: address test reviews

* Validate Jupyter Server URLs: address test reviews

feat(skills): list available skills when install runs non-interactive…

…ly (#13548)

Co-authored-by: sammorrowdrums <sammorrowdrums@users.noreply.github.com>
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Add gh discussion and Issues 2.0 reference to the `gh` skill, plus a …

…README note (#13631)

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>
Co-authored-by: Babak K. Shandiz <babakks@github.com>

Merge pull request #13536 from cli/bagtoad/kw-fix-attestation-integra…

…tion-tests

fix CI attestation integration tests after rename

Merge pull request #13281 from maxbeizer/fix/projects-v2-ignorable-error

Add "Resource not accessible" to ProjectsV2IgnorableError

Merge pull request #13254 from cli/wm/enable-telemetry

Enable telemetry without env var

Merge pull request #13188 from cli/sammorrowdrums/skills-replace-git-…

…in-publish-tests

Skills: replace real git in publish tests with CommandStubber

Merge pull request #12859 from cli/kw/experimental-huh-prompter

Add experimental huh-only prompter gated by GH_EXPERIMENTAL_PROMPTER

Merge pull request #12915 from cli/revert-12596-fix/clarify-scope-error

Revert "fix: clarify scope error while creating issues for projects"

Merge pull request #12894 from cli/tidy-dev/add-pitch-surfacing

Add monthly pitch surfacing workflow