chore(github): remove obsolete GitHub configuration files

- Deleted CODEOWNERS file
- Removed dependabot.yml configuration
- Eliminated labeler.yaml and labels.yaml files
- Cleared integration.yaml workflow
- Removed pull-request-labeler.yaml workflow
- Deleted sync-labels.yaml workflow
- Erased welcome.yaml workflow

.github/workflows/integration.yaml

@@ -1,57 +0,0 @@
-name: Integration
-
-on:
-  push:
-    branches:
-    - master
-  pull_request: {}
-
-concurrency:
-  group: integration-${{ github.ref }}
-  cancel-in-progress: true
-
-jobs:
-  changed:
-    runs-on: ubuntu-latest
-
-    outputs:
-      yaml_changed: ${{ steps.filter-yaml.outputs.changed }}
-      yaml_files: ${{ steps.filter-yaml.outputs.files }}
-
-    steps:
-    - name: Checkout
-      uses: actions/checkout@v4
-      with:
-        fetch-depth: 0
-
-    - name: Get Changed Files
-      id: changed-files
-      uses: dorny/paths-filter@v3
-      with:
-        list-files: json
-        filters: |
-          yaml:
-          - '**/*.yaml'
-          - '**/*.yml'
-
-    - name: Filter changed YAML files to outputs
-      id: filter-yaml
-      run: |
-        echo ::set-output name=changed::${{ steps.changed-files.outputs.yaml }}
-        echo ::set-output name=files::${{ steps.changed-files.outputs.yaml_files }}
-
-
-  yaml:
-    needs:
-    - changed
-    if: ${{ needs.changed.outputs.yaml_changed != 'false' }}
-    runs-on: ubuntu-latest
-
-    steps:
-    - name: Checkout
-      uses: actions/checkout@v4
-
-    - name: Lint YAML Files
-      id: yaml-lint
-      run: |
-        yamllint .

.github/workflows/pull-request-labeler.yaml

@@ -1,41 +0,0 @@
-name: Label Pull Requests
-
-on:
-  - pull_request_target
-
-jobs:
-  label-pr:
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: Add Labels for PR
-        uses: actions/labeler@v5
-        with:
-          repo-token: "${{ secrets.GITHUB_TOKEN }}"
-          configuration-path: .github/labeler.yaml
-          sync-labels: true
-
-      - name: Add PR Size Labels for PR
-        uses: codelytv/pr-size-labeler@v1
-        with:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          xs_label: "size/XS"
-          xs_max_size: "20"
-          s_label: "size/S"
-          s_max_size: "100"
-          m_label: "size/M"
-          m_max_size: "500"
-          l_label: "size/L"
-          l_max_size: "1000"
-          xl_label: "size/XL"
-          fail_if_xl: "false"
-          message_if_xl: >
-            'This PR has too many changes.
-            Please make sure you are NOT addressing multiple issues with one PR.'
-          files_to_ignore: |
-            "src/*"
-            "*.otf"
-            "*.pdf"
-            "*.png"
-            "*.sty"
-            "*.ttf"

.github/workflows/sync-labels.yaml

@@ -1,25 +0,0 @@
-name: Sync labels
-
-on:
-  push:
-    branches:
-    - master
-    paths:
-    - .github/labels.yaml
-
-jobs:
-  sync-labels:
-    runs-on: ubuntu-latest
-
-    steps:
-    - name: Checkout
-      uses: actions/checkout@v4
-
-    - name: Sync labels
-      uses: crazy-max/ghaction-github-labeler@v5
-      with:
-        github-token: ${{ secrets.GITHUB_TOKEN }}
-        yaml-file: .github/labels.yaml
-        skip-delete: false
-        dry-run: false
-        # exclude: |

.github/workflows/welcome.yaml

@@ -1,27 +0,0 @@
-name: Welcome for First Issue or Pull Request
-
-on:
-  pull_request_target:
-    types:
-    - opened
-  issues:
-    types:
-    - opened
-
-jobs:
-  welcome:
-    runs-on: ubuntu-latest
-
-    steps:
-    - name: Welcome for First Issue or Pull Request
-      uses: actions/first-interaction@v1
-      with:
-        repo-token: ${{ secrets.GITHUB_TOKEN }}
-        issue-message: |
-          ### :wave: Welcome! Looks like this is your first issue.
-
-          Hey, thanks for your contribution! Please give us a bit of time to review it. 😄
-        pr-message: |
-          ### :wave: Welcome! Looks like this is your first pull request.
-
-          Hey, thanks for your contribution! Please give us a bit of time to review it. 😄