Merge pull request #2023 from PyCQA/ci/add-release-drafter

Add GH release helpers

.github/labels.yml

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+---
+# Labels names are important as they are used by Release Drafter to decide
+# regarding where to record them in changelog or if to skip them.
+#
+# The repository labels will be automatically configured using this file and
+# the GitHub Action https://github.com/marketplace/actions/github-labeler.
+- name: breaking
+  description: Breaking Changes
+  color: "bfd4f2"
+- name: bug
+  description: Something isn't working
+  color: "d73a4a"
+- name: build
+  description: Build System and Dependencies
+  color: "bfdadc"
+- name: ci
+  description: Continuous Integration
+  color: "4a97d6"
+- name: dependencies
+  description: Pull requests that update a dependency file
+  color: "0366d6"
+- name: documentation
+  description: Improvements or additions to documentation
+  color: "0075ca"
+- name: duplicate
+  description: This issue or pull request already exists
+  color: "cfd3d7"
+- name: enhancement
+  description: New feature or request
+  color: "a2eeef"
+- name: github_actions
+  description: Pull requests that update Github_actions code
+  color: "000000"
+- name: good first issue
+  description: Good for newcomers
+  color: "7057ff"
+- name: help wanted
+  description: Extra attention is needed
+  color: "008672"
+- name: invalid
+  description: This doesn't seem right
+  color: "e4e669"
+- name: performance
+  description: Performance
+  color: "016175"
+- name: python
+  description: Pull requests that update Python code
+  color: "2b67c6"
+- name: question
+  description: Further information is requested
+  color: "d876e3"
+- name: refactoring
+  description: Refactoring
+  color: "ef67c4"
+- name: removal
+  description: Removals and Deprecations
+  color: "9ae7ea"
+- name: style
+  description: Style
+  color: "c120e5"
+- name: testing
+  description: Testing
+  color: "b1fc6f"
+- name: wontfix
+  description: This will not be worked on
+  color: "ffffff"

.github/release-drafter.yml

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+categories:
+  - title: ":boom: Breaking Changes"
+    label: "breaking"
+  - title: ":rocket: Features"
+    label: "enhancement"
+  - title: ":fire: Removals and Deprecations"
+    label: "removal"
+  - title: ":beetle: Fixes"
+    label: "bug"
+  - title: ":raising_hand: Help wanted"
+    label: "help wanted"
+  - title: ":racehorse: Performance"
+    label: "performance"
+  - title: ":rotating_light: Testing"
+    label: "testing"
+  - title: ":construction_worker: Continuous Integration"
+    label: "ci"
+  - title: ":books: Documentation"
+    label: "documentation"
+  - title: ":hammer: Refactoring"
+    label: "refactoring"
+  - title: ":lipstick: Style"
+    label: "style"
+  - title: ":package: Dependencies"
+    labels:
+      - "dependencies"
+      - "build"
+template: |
+  ## Changes
+
+  $CHANGES

.github/workflows/labeler.yml

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+name: Labeler
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  labeler:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the repository
+        uses: actions/checkout@v3
+
+      - name: Run Labeler
+        uses: crazy-max/ghaction-github-labeler@v4
+        with:
+          skip-delete: true

.github/workflows/release-drafter.yml

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+---
+name: Release Drafter
+
+"on":
+  push:
+    branches:
+      - main
+
+jobs:
+  draft_release:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: release-drafter/release-drafter@v5
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}