Remove .github folder.

Remove .github folder, now that the site is hosted on gitlab.

.github/ISSUE_TEMPLATE/bug_report.md

----
-name: Bug report
-about: Create a report to help us improve
-title: ''
-labels: bug
-assignees: ''
-
----
-
-**Describe the bug**
-A clear and concise description of what the bug is.
-
-**To Reproduce**
-Steps to reproduce the behavior:
-1. Go to '...'
-2. Click on '....'
-3. Scroll down to '....'
-4. See error
-
-**Expected behavior**
-A clear and concise description of what you expected to happen.
-
-**Screenshots**
-If applicable, add screenshots to help explain your problem.
-
-**Desktop (please complete the following information):**
- - OS: [e.g. iOS]
- - Browser [e.g. chrome, safari]
- - Version [e.g. 22]
-
-**Smartphone (please complete the following information):**
- - Device: [e.g. iPhone6]
- - OS: [e.g. iOS8.1]
- - Browser [e.g. stock browser, safari]
- - Version [e.g. 22]
-
-**Additional context**
-Add any other context about the problem here.

.github/ISSUE_TEMPLATE/config.yml

-blank_issues_enabled: false
-contact_links:
-  - name: Ask a question
-    url: https://github.com/just-the-docs/just-the-docs/discussions
-    about: Ask questions and discuss with other community members

.github/ISSUE_TEMPLATE/feature_request.md

----
-name: Feature request
-about: Suggest an idea for this project
-title: ''
-labels: enhancement
-assignees: ''
-
----
-
-**Is your feature request related to a problem? Please describe.**
-A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
-
-**Describe the solution you'd like**
-A clear and concise description of what you want to happen.
-
-**Describe alternatives you've considered**
-A clear and concise description of any alternative solutions or features you've considered.
-
-**Additional context**
-Add any other context or screenshots about the feature request here.

.github/dependabot.yml

-version: 2
-updates:
-- package-ecosystem: npm
-  directory: "/"
-  schedule:
-    interval: daily
-    time: "10:00"
-  open-pull-requests-limit: 10
-- package-ecosystem: bundler
-  directory: "/"
-  schedule:
-    interval: daily
-    time: "10:00"
-  open-pull-requests-limit: 10

.github/release-drafter.yml

-references:
-  - v+
-  - main
-name-template: "v$RESOLVED_VERSION 🌈"
-tag-template: "v$RESOLVED_VERSION"
-categories:
-  - title: "🚀 Features"
-    labels:
-      - "feature"
-      - "enhancement"
-  - title: "🐛 Bug Fixes"
-    labels:
-      - "fix"
-      - "bugfix"
-      - "bug"
-  - title: "🧰 Maintenance"
-    label:
-      - "chore"
-      - "dependencies"
-change-template: "- $TITLE @$AUTHOR (#$NUMBER)"
-version-resolver:
-  major:
-    labels:
-      - "next-major-release"
-  minor:
-    labels:
-      - "next-minor-release"
-  patch:
-    labels:
-      - "patch"
-  default: minor
-template: |
-  ## Changes
-
-  $CHANGES

.github/workflows/ci.yml

-on:
-  push:
-    branches:
-      - main
-  pull_request:
-    branches:
-      - main
-      - 'v**'
-
-name: CI
-
-jobs:
-  jekyll-build:
-    name: Build Jekyll site
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        jekyll-version: [3.9, 4.3]
-    steps:
-    - uses: actions/checkout@v3
-    - name: Setup Ruby
-      uses: ruby/setup-ruby@v1
-      with:
-        ruby-version: '3.1' # Not needed with a .ruby-version file
-        bundler-cache: false
-    - name: Bundle Install
-      run: bundle install
-    - name: Install Jekyll ${{ matrix.jekyll-version }}
-      run: gem install jekyll -v ${{ matrix.jekyll-version }}
-    - name: Init Search
-      run: bundle exec rake search:init
-    - name: Build Site
-      run: bundle exec jekyll build
-
-  assets:
-    name: Test CSS and JS
-    runs-on: ubuntu-latest
-
-    strategy:
-      matrix:
-        node-version: [18.x]
-
-    steps:
-    - uses: actions/checkout@v3
-    - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v1
-      with:
-        node-version: ${{ matrix.node-version }}
-    - run: npm install
-    - run: npm test

.github/workflows/deploy.yml

-# This workflow uses actions that are not certified by GitHub.
-# They are provided by a third-party and are governed by
-# separate terms of service, privacy policy, and support
-# documentation.
-
-# Sample workflow for building and deploying a Jekyll site to GitHub Pages
-name: Deploy Jekyll site to Pages
-
-on:
-  push:
-    branches: ["main"]
-
-  # Allows you to run this workflow manually from the Actions tab
-  workflow_dispatch:
-
-# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
-permissions:
-  contents: read
-  pages: write
-  id-token: write
-
-# Allow one concurrent deployment
-concurrency:
-  group: "pages"
-  cancel-in-progress: true
-
-jobs:
-  # Build job
-  build:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v3
-      - name: Setup Ruby
-        uses: ruby/setup-ruby@v1
-        with:
-          ruby-version: '3.1' # Not needed with a .ruby-version file
-          bundler-cache: true # runs 'bundle install' and caches installed gems automatically
-          cache-version: 0 # Increment this number if you need to re-download cached gems
-      - name: Setup Pages
-        id: pages
-        uses: actions/configure-pages@v2
-      - name: Build with Jekyll
-        # Outputs to the './_site' directory by default
-        run: bundle exec jekyll build --baseurl "${{ steps.pages.outputs.base_path }}"
-        env:
-          JEKYLL_ENV: production
-      - name: Upload artifact
-        # Automatically uploads an artifact from the './_site' directory by default
-        uses: actions/upload-pages-artifact@v1
-
-  # Deployment job
-  deploy:
-    environment:
-      name: github-pages
-      url: ${{ steps.deployment.outputs.page_url }}
-    runs-on: ubuntu-latest
-    needs: build
-    steps:
-      - name: Deploy to GitHub Pages
-        id: deployment
-        uses: actions/deploy-pages@v1

.github/workflows/publish-gem.yml

-name: Publish Ruby Gem
-
-on:
-  workflow_dispatch
-
-jobs:
-  build:
-    name: Publish
-    runs-on: ubuntu-latest
-
-    steps:
-    - uses: actions/checkout@v3
-    - name: Set up Ruby 3.1
-      uses: actions/setup-ruby@v1
-      with:
-        ruby-version: 3.1
-
-    - name: Publish to GPR
-      run: |
-        mkdir -p $HOME/.gem
-        touch $HOME/.gem/credentials
-        chmod 0600 $HOME/.gem/credentials
-        printf -- "---\n:github: ${GEM_HOST_API_KEY}\n" > $HOME/.gem/credentials
-        gem build *.gemspec
-        gem push --KEY github --host https://rubygems.pkg.github.com/${OWNER} *.gem
-      env:
-        GEM_HOST_API_KEY: "Bearer ${{secrets.GITHUB_TOKEN}}"
-        OWNER: ${{ github.repository_owner }}
-
-    - name: Publish to RubyGems
-      run: |
-        mkdir -p $HOME/.gem
-        touch $HOME/.gem/credentials
-        chmod 0600 $HOME/.gem/credentials
-        printf -- "---\n:rubygems_api_key: ${GEM_HOST_API_KEY}\n" > $HOME/.gem/credentials
-        gem build *.gemspec
-        gem push *.gem
-      env:
-        GEM_HOST_API_KEY: "${{secrets.RUBYGEMS_AUTH_TOKEN}}"

.github/workflows/update_jekyll-anchor-heading.yml

-name: Update Vendor plugin - jekyll-anchor-headings
-on:
-  # schedule:
-  #   # once per week
-  #   - cron: "0 15 * * 0"
-  workflow_dispatch:
-jobs:
-  update-deps:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-
-      - name: Get latest release information
-        id: latest-release
-        uses: pozetroninc/github-action-get-latest-release@master
-        with:
-          owner: allejo
-          repo: jekyll-anchor-headings
-          excludes: prerelease, draft
-
-      - name: Update jekyll-anchor-headings
-        id: update
-        uses: suisei-cn/actions-download-file@v1.3.0
-        with:
-          url: "https://github.com/allejo/jekyll-anchor-headings/releases/download/${{ steps.latest-release.outputs.release }}/anchor_headings.html"
-          target: _includes/vendor/
-
-      - name: Create PR
-        uses: peter-evans/create-pull-request@v4
-        with:
-          commit-message: "chore[dependency]: Update `jekyll-anchor-headings` to `${{ steps.latest-release.outputs.release }}`"
-          title: "auto: Update `jekyll-anchor-headings` to `${{ steps.latest-release.outputs.release }}`"
-          body: |
-            Update `jekyll-anchor-headings` to `${{ steps.latest-release.outputs.release }}`
-            This is an automated pull request.
-          branch: update/vendor/jekyll-anchor-headings
-          delete-branch: true
-          labels: |
-            kind/update
-            area/dependency
-          add-paths: |
-            _includes/vendor/anchor_headings.html
-          token: ${{ secrets.GITHUB_TOKEN }}