Add common workflows and files

.editorconfig

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+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+indent_size = 4
+indent_style = tab
+
+[*.{md,yml,yaml}]
+indent_size = 2
+indent_style = space

.github/release.yml

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+changelog:
+  exclude:
+    labels:
+      - skip changelog
+  categories:
+    - title: 💣 Breaking Changes
+      labels:
+        - change
+    - title: 🚀 Features
+      labels:
+        - enhancement
+    - title: 🐛 Bug Fixes
+      labels:
+        - bug
+    - title: 🧪 Tests
+      labels:
+        - tests
+    - title: 🔨 Maintenance
+      labels:
+        - chore
+    - title: 📝 Documentation
+      labels:
+        - documentation
+    - title: ⬆️ Dependencies
+      labels:
+        - dependencies
+    - title: Other Changes
+      labels:
+        - "*"

.github/workflows/ci.yml

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+name: CI
+
+on:
+  push:
+    branches:
+      - master
+    tags:
+      - "v[0-9]+.[0-9]+.[0-9]+*"
+  pull_request:
+    branches:
+      - master
+
+defaults:
+  run:
+    shell: bash
+
+concurrency:
+  group: ${{ github.ref_name }}-ci
+  cancel-in-progress: true
+
+jobs:
+  unit-tests:
+    runs-on: ubuntu-24.04
+    strategy:
+      fail-fast: false
+      matrix:
+        go-version: [
+          oldstable,
+          stable,
+          ]
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v4
+
+      - name: Setup Golang Environment
+        uses: actions/setup-go@v5
+        with:
+          go-version: ${{ matrix.go-version }}
+
+      - name: Run Unit Tests
+        run: go test ./... -race -shuffle=on -v
+
+  draft-release:
+    runs-on: ubuntu-24.04
+    if: github.event_name != 'pull_request'
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v4
+
+      - name: Create/Update Draft Release
+        uses: lucacome/[email protected]
+        with:
+          minor-label: "enhancement"
+          major-label: "change"
+          collapse-after: 20

.github/workflows/codeql.yml

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+name: "CodeQL"
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+  schedule:
+    - cron: '28 9 * * 6'
+
+concurrency:
+  group: ${{ github.ref_name }}-codeql
+  cancel-in-progress: true
+
+jobs:
+  analyze:
+    name: Analyze (${{ matrix.language }})
+    runs-on: ubuntu-24.04
+    permissions:
+      # required for all workflows
+      security-events: write
+
+      # required to fetch internal or private CodeQL packs
+      packages: read
+
+      # only required for workflows in private repositories
+      actions: read
+      contents: read
+
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+        - language: go
+          build-mode: autobuild
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
+
+    # Initializes the CodeQL tools for scanning.
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v3
+      with:
+        languages: ${{ matrix.language }}
+        build-mode: ${{ matrix.build-mode }}
+        queries: security-and-quality
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v3
+      with:
+        category: "/language:${{matrix.language}}"

.github/workflows/dependency-review.yml

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+name: Dependency review
+on:
+  pull_request:
+    branches: 
+      - master
+
+permissions:
+  contents: read
+  # Write permissions for pull-requests are required for using the `comment-summary-in-pr` option, comment out if you aren't using this option
+  pull-requests: write
+
+jobs:
+  dependency-review:
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v4
+
+      - name: Dependency Review
+        uses: actions/dependency-review-action@v4
+        with:
+          config-file: "opentracing-contrib/common/dependency-review-config.yml@main"

.github/workflows/labeler.yml

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+name: Pull Request Labeler
+on:
+  - pull_request_target
+
+permissions:
+  contents: read
+
+jobs:
+  triage:
+    permissions:
+      contents: read
+      pull-requests: write
+    runs-on: ubuntu-24.04
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          sparse-checkout: |
+            labeler.yml
+          sparse-checkout-cone-mode: false
+          repository: opentracing-contrib/common
+
+      - uses: actions/labeler@v5
+        with:
+          repo-token: "${{ secrets.GITHUB_TOKEN }}"
+          sync-labels: true
+          configuration-path: labeler.yml