Update dependency govuk_tech_docs to v6

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
govuk_tech_docs	3.5.0 → 6.3.0

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Release Notes

alphagov/tech-docs-gem (govuk_tech_docs)

v6.3.0

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• Bugfix issue 258 - page layout structure to remove whitespace on short pages (pull request 513)
• 6.3.0.beta

v6.2.4

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• Support non-JSON response content types in OpenAPI renderer.

v6.2.3

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• Fix TOC sidebar not scrolling to active item on page load

v6.2.2

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• Update govuk_tech_docs.gemspec to only run npm if npm is installed. Allows gem versions scans to complete properly.

v6.2.1

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• Fix comments in code blocks being hard to read

v6.2.0

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• Remove support for Ruby 3.2, by updating required_ruby_version to >= 3.3.0
• Unpin ruby gem versions
• Bump .nvmrc to use npm version 22
• Updates package.json and package-lock.json to patch security vulnerabilities

v6.1.0

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• Add custom extensions to render GOV.UK Design System nunjucks components
• Fix inconsistent active tab behaviour

v6.0.1

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• Update version of openapi3_parser allowing support for Ruby 4.0.

Note:
openapi3_parser ~> 0.10.1 has a delcares a depndancy on commonmarker >= 1.0
commonmarker >= 1.0 declares required_ruby_version >= 3.3.22
If you are using an older ruby verion this may cause issues in your environment. We recommend upgrading to a version >= 3.

v6.0.0

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• Bump Design System to V6, which brings in:
  • changes to the colour palette
  • replacement of the smallest font size, used for smaller screens, with next one up
  • introduction of service navigation component, with header links moved to it
  • all changes listed in https://github.com/alphagov/govuk-frontend/releases/tag/v6.0.0

Note: whereas before all tech docs could optionally turn on the new branding, this removes that
ability, we're marking it as a major bump.

v5.2.2

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• Unpin middleman
• [Bump jasmine-browser-runner from 2.5.0 to 3.0.0 #​450](- #​450)
• Bump jasmine-core from 5.5.0 to 5.13.0 #​448
• Ban pre|post-install NPM scripts #​453

v5.2.1

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• Add option to not render child resources when creating a table of contents

v5.2.0

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New features

• Support using Google Tag Manager for Google Analytics 4

v5.1.1

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Fixes

• Change npm installation method used

v5.1.0

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New features

• Add GA4 support

NB: Universal Analytics is now gone so anyone still using the older approach is likely facing broken analytics, or has developed a workaround.
We'll return at a later date with a major breaking change that deprecates UA code.

Fixes

• Fix syntax highlighting by pinning middleman-syntax to v3.6+

v5.0.2

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Fixes

• Fix copy of manifest.json into build

v5.0.1

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Fixes

• Update logo SVG in header
• Update path to GOV.UK Frontend assets when using GOV.UK logo

v5.0.0

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Breaking

• Apply brand refresh to tech docs using show_govuk_logo

  BREAKING: The GOV.UK brand refresh introduced in GOV.UK Frontend 5.10.0 will be applied to your tech docs if show_govuk_logo is set to true in your tech docs config.

  Please do not deploy this change to production before 25th June 2025.

New features

• Add option to toggle off anchor in headings

  Set enable_anchored_headings: false to prevent the rendering of anchor in headings to improve accessibility.

Fixes

• Add aria-current to active header menu link
• Remove ARIA labels from containers

v4.4.0

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New features

• Use the service link as the start of the path to the favicon images if required

To use the service_link at the start of the path to the favicon images, you need to

• set use_service_link_for_favicon: true

v4.3.1

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• Revert Fix: Use the service link as the start of the path to the favicon images

v4.3.0

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• Bump govuk-frontend to v5.9.0 and pin middleman to v4.5.1

• Fix: Update Rack::File to Rack::Files in test specs

v4.2.0

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v4.1.2

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v4.1.1

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v4.1.0

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• Fix missing manifest.json from govuk-frontend
• Stable soft for left navigation

v4.0.0

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Breaking

• BREAKING: drop support for end-of-life Ruby versions 2.7 and 3.0. The minimum Ruby version is now 3.1.
• BREAKING: drop support for IE8
• Upgrade to govuk-frontend v5.7.1 and introduce new Javascript entry point

To upgrade you need to:

• create a govuk_frontend.js file your project’s source/assets/javascripts directory
• add //= require govuk_frontend_all into it

Fixes

• Update gem dependencies.
• Declare some missing indirect dependencies to prepare for Ruby 3.4. This also resolves some warnings about this at build time.
• Remove aria-hidden from search label to let assistive technologies see its accessible name
• Use hidden attribute to show/hide expiry notices instead of just CSS
• Only use dialog role for table of contents when it behaves like one (accessibility fix)
• Prevent interactive elements being obscured by sticky table of contents header
• Only wrap images with alt text in hyperlinks

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Unrecognized words (4)

drb
erubi
protobuf
rackup

To accept these unrecognized words as correct, you could run the following commands

... in a clone of the git@github.com:hmcts/ops-runbooks.git repository
on the renovate/govuk_tech_docs-6.x-lockfile branch (ℹ️ how do I use this?):

curl -s -S -L 'https://raw.githubusercontent.com/check-spelling/check-spelling/v0.0.24/apply.pl' |
perl - 'https://github.com/hmcts/ops-runbooks/actions/runs/31502193327/attempts/1'

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Dictionary	Entries	Covers	Uniquely
cspell:cpp/src/ecosystem.txt	51	1	1

Consider adding them (in .github/workflows/build.yaml) in jobs:/spellcheck: for uses: check-spelling/check-spelling@v0.0.24 in its with to extra_dictionaries:

          cspell:cpp/src/ecosystem.txt

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