Add zizmor

[martincostello]

• Use zizmor to scan the GitHub Actions workflows for vulnerabilities.
• Resolve zizmor findings.
• Bump PSScriptAnalyzer to v1.24.0.

[github-advanced-security]

This pull request sets up GitHub code scanning for this repository. Once the scans have completed and the checks have passed, the analysis results for this pull request branch will appear on this overview. Once you merge this pull request, the 'Security' tab will show more code scanning analysis results (for example, for the default branch). Depending on your configuration and choice of analysis tool, future pull requests will be annotated with code scanning analysis results. For more information about GitHub code scanning, check out the documentation.

[Copilot]

Pull Request Overview

This PR adds zizmor as a security scanning tool for GitHub Actions workflows and resolves the security findings it identified. It also updates PSScriptAnalyzer to version 1.24.0.

• Adds zizmor workflow security scanning with pedantic persona
• Resolves security findings by adding persist-credentials: false to most checkout actions
• Updates PSScriptAnalyzer from v1.23.0 to v1.24.0 and removes unnecessary NuGet cache setup

Reviewed Changes

Copilot reviewed 12 out of 12 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
.github/workflows/lint.yml	Adds zizmor security scanning, updates PSScriptAnalyzer version, adds required permissions, and removes NuGet cache
.github/workflows/updater-approve.yml	Adds persist-credentials: false to checkout action
.github/workflows/release.yml	Adds persist-credentials: false to checkout action
.github/workflows/on-push-do-docs.yml	Explicitly sets persist-credentials: true with zizmor ignore comment
.github/workflows/nuget-packages-published.yml	Adds persist-credentials: false to checkout action
.github/workflows/mutation-tests.yml	Adds persist-credentials: false to checkout action
.github/workflows/gh-pages.yml	Adds persist-credentials: false to checkout action
.github/workflows/dependency-review.yml	Adds persist-credentials: false to checkout action
.github/workflows/dependabot-approve.yml	Adds persist-credentials: false and ref parameter to checkout action, adds zizmor ignore comment
.github/workflows/code-ql.yml	Adds persist-credentials: false to checkout action
.github/workflows/build.yml	Adds persist-credentials: false to checkout action and removes NuGet cache setup
.github/workflows/after-release.yml	Explicitly sets persist-credentials: true with zizmor ignore comment

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 96.23%. Comparing base (8eee77a) to head (98edc5e).
⚠️ Report is 1 commits behind head on main.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2698   +/-   ##
=======================================
  Coverage   96.23%   96.23%           
=======================================
  Files         311      311           
  Lines        7322     7322           
  Branches     1012     1012           
=======================================
  Hits         7046     7046           
  Misses        222      222           
  Partials       54       54           

Flag	Coverage Δ
linux	96.23% <ø> (ø)
macos	96.23% <ø> (ø)
windows	96.22% <ø> (ø)

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