ci: automate releases by relying on conventional commits

.github/dependabot.yml

@@ -6,15 +6,27 @@ updates:
     schedule:
       interval: monthly
       day: saturday
+    commit-message:
+      prefix: ci
+    labels:
+      - dependencies
   # Update Go dependencies
   - directory: /
     package-ecosystem: gomod
     schedule:
       interval: monthly
       day: saturday
+    commit-message:
+      prefix: build(go)
+    labels:
+      - dependencies
   # Update Docker base images
   - directory: /
     package-ecosystem: docker
     schedule:
       interval: monthly
       day: saturday
+    commit-message:
+      prefix: build(docker)
+    labels:
+      - dependencies

.github/release-drafter.yml

@@ -0,0 +1,87 @@
+# >>> PULL REQUEST LABELS
+autolabeler:
+  # Conventional Commit Types (https://github.com/commitizen/conventional-commit-types)
+  - label: build
+    title:
+      - '/^build(\(.*\))?(\!)?\:/'
+  - label: chore
+    title:
+      - '/^chore(\(.*\))?(\!)?\:/'
+  - label: ci
+    title:
+      - '/^ci(\(.*\))?(\!)?\:/'
+  - label: documentation
+    title:
+      - '/^docs(\(.*\))?(\!)?\:/'
+  - label: enhancement
+    title:
+      - '/^feat(\(.*\))?(\!)?\:/'
+  - label: fix
+    title:
+      - '/^fix(\(.*\))?(\!)?\:/'
+  - label: performance
+    title:
+      - '/^perf(\(.*\))?(\!)?\:/'
+  - label: refactor
+    title:
+      - '/^refactor(\(.*\))?(\!)?\:/'
+  - label: revert
+    title:
+      - '/^revert(\(.*\))?(\!)?\:/'
+  - label: style
+    title:
+      - '/^style(\(.*\))?(\!)?\:/'
+  - label: test
+    title:
+      - '/^test(\(.*\))?(\!)?\:/'
+  # Custom Types
+  - label: breaking
+    title:
+      - '/^[a-z]+(\(.*\))?\!\:/'
+# >>> AUTOMATIC VERSIONING (PRE 1.0)
+version-resolver:
+  minor:
+    labels:
+      - breaking
+  default: patch
+# >>> RELEASE CONFIGURATION
+name-template: "v$RESOLVED_VERSION"
+tag-template: "v$RESOLVED_VERSION"
+change-template: "- $TITLE by @$AUTHOR in [#$NUMBER]($URL)"
+replacers:
+  # remove conventional commit tag & scope from change list
+  - search: '/- [a-z]+(\(.*\))?(\!)?\: /g'
+    replace: "- "
+template: |
+  # What's Changed
+
+  $CHANGES
+
+  **Full Changelog:** [$PREVIOUS_TAG...v$RESOLVED_VERSION](https://github.com/$OWNER/$REPOSITORY/compare/$PREVIOUS_TAG...v$RESOLVED_VERSION)
+categories:
+  - title: ⚠️ Breaking Changes
+    labels:
+      - breaking
+  - title: ✨ New Features
+    labels:
+      - enhancement
+  - title: 🐞 Bug Fixes
+    labels:
+      - fix
+  - title: 🏎️ Performance Improvements
+    labels:
+      - performance
+  - title: 🏗️ Testing
+    labels:
+      - test
+  - title: 📝 Documentation
+    labels:
+      - documentation
+  - title: 🪵 Miscellaneous
+    labels:
+      - build
+      - chore
+      - ci
+      - refactor
+      - revert
+      - style

.github/workflows/pull_request.yml

@@ -0,0 +1,61 @@
+name: Pull Request
+on:
+  pull_request:
+    branches: [main]
+    types: [opened, reopened, edited, synchronize]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+permissions:
+  contents: read
+  pull-requests: write
+
+jobs:
+  check-title:
+    name: Check Title
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check valid conventional commit message
+        id: lint
+        uses: amannn/action-semantic-pull-request@v5
+        with:
+          subjectPattern: ^(?![A-Z]).+$ # subject should not start with uppercase letter
+          scopes: |
+            go
+            helm
+        env:
+          GITHUB_TOKEN: ${{ github.token }}
+      - name: Post comment about invalid PR title
+        if: failure()
+        uses: marocchino/sticky-pull-request-comment@v2
+        with:
+          header: conventional-commit-pr-title
+          message: |
+            Thank you for opening this pull request! 👋🏼
+
+            This repository requires pull request titles to follow the [Conventional Commits specification](https://www.conventionalcommits.org/en/v1.0.0/) and it looks like your proposed title needs to be adjusted.
+
+            <details><summary>**Details**</summary>
+
+            ```
+            ${{ steps.lint.outputs.error_message }}
+            ```
+
+            </details>
+      - name: Delete comment about invalid PR title
+        uses: marocchino/sticky-pull-request-comment@v2
+        with:
+          header: conventional-commit-pr-title
+          delete: true
+
+  assign-labels:
+    name: Assign Labels
+    runs-on: ubuntu-latest
+    steps:
+      - name: Assign labels based on conventional commits
+        uses: release-drafter/release-drafter@v5
+        with:
+          disable-releaser: true
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/release.yml

@@ -0,0 +1,22 @@
+name: Release
+on:
+  push:
+    branches: [main]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+permissions:
+  contents: write
+
+jobs:
+  update:
+    name: Update Draft
+    runs-on: ubuntu-latest
+    steps:
+      - name: Update draft release
+        uses: release-drafter/release-drafter@v5
+        with:
+          disable-autolabeler: true
+        env:
+          GITHUB_TOKEN: ${{ github.token }}

.pre-commit-config.yaml

@@ -1,6 +1,7 @@
 ci:
   autofix_prs: false
   skip: [golangci-lint]
+  autoupdate_commit_msg: "style: pre-commit autoupdate"
 
 repos:
   - repo: https://github.com/pre-commit/pre-commit-hooks