fix(build)!: Upgrade to Grails 6

- New Java 11 baseline
- Create new project layout, updated for Grails 6/Gradle 7.6
- Replace Travis with Github actions
- Add release drafter
- Add Renovate settings

.github/release-drafter.yml

@@ -0,0 +1,134 @@
+name-template: $RESOLVED_VERSION
+tag-template: v$RESOLVED_VERSION
+pull-request:
+  title-templates:
+    fix: '🐛 $TITLE (#$NUMBER)'
+    feat: '🚀 $TITLE (#$NUMBER)'
+    default: '$TITLE (#$NUMBER)'
+autolabeler:
+  - label: 'bug'
+    branch:
+      - '/fix\/.+/'
+    title:
+      - '/fix/i'
+  - label: 'improvement'
+    branch:
+      - '/improv\/.+/'
+    title:
+      - '/improv/i'
+  - label: 'feature'
+    branch:
+      - '/feature\/.+/'
+    title:
+      - '/feat/i'
+  - label: 'documentation'
+    branch:
+      - '/docs\/.+/'
+    title:
+      - '/docs/i'
+  - label: 'maintenance'
+    branch:
+      - '/(chore|refactor|style|test|ci|perf|build)\/.+/'
+    title:
+      - '/(chore|refactor|style|test|ci|perf|build)/i'
+  - label: 'chore'
+    branch:
+      - '/chore\/.+/'
+    title:
+      - '/chore/i'
+  - label: 'refactor'
+    branch:
+      - '/refactor\/.+/'
+    title:
+      - '/refactor/i'
+  - label: 'style'
+    branch:
+      - '/style\/.+/'
+    title:
+      - '/style/i'
+  - label: 'test'
+    branch:
+      - '/test\/.+/'
+    title:
+      - '/test/i'
+  - label: 'ci'
+    branch:
+      - '/ci\/.+/'
+    title:
+      - '/ci/i'
+  - label: 'perf'
+    branch:
+      - '/perf\/.+/'
+    title:
+      - '/perf/i'
+  - label: 'build'
+    branch:
+      - '/build\/.+/'
+    title:
+      - '/build/i'
+  - label: 'deps'
+    branch:
+      - '/deps\/.+/'
+    title:
+      - '/deps/i'
+  - label: 'revert'
+    branch:
+      - '/revert\/.+/'
+    title:
+      - '/revert/i'
+categories:
+  - title: '🚀 Features'
+    labels:
+      - 'feature'
+      - "type: enhancement"
+      - "type: new feature"
+      - "type: major"
+      - "type: minor"
+  - title: '💡 Improvements'
+    labels:
+      - 'improvement'
+      - "type: improvement"
+
+  - title: '🐛 Bug Fixes'
+    labels:
+      - 'fix'
+      - 'bug'
+      - "type: bug"
+  - title: '📚 Documentation'
+    labels:
+      - 'docs'
+  - title: '🔧 Maintenance'
+    labels:
+      - 'maintenance'
+      - 'chore'
+      - 'refactor'
+      - 'style'
+      - 'test'
+      - 'ci'
+      - 'perf'
+      - 'build'
+      - "type: ci"
+      - "type: build"
+  - title: '⏪ Reverts'
+    labels:
+      - 'revert'
+change-template: '- $TITLE @$AUTHOR (#$NUMBER)'
+version-resolver:
+  major:
+    labels:
+      - 'type: major'
+  minor:
+    labels:
+      - 'type: minor'
+  patch:
+    labels:
+      - 'type: patch'
+  default: patch
+template: |
+  ## What's Changed
+
+  $CHANGES
+
+  ## Contributors
+
+  $CONTRIBUTORS

.github/renovate.json

@@ -0,0 +1,61 @@
+{
+  "extends": [
+    "config:base"
+  ],
+  "labels": ["type: dependency upgrade"],
+  "packageRules": [
+    {
+      "matchUpdateTypes": ["major"],
+      "enabled": false
+    },
+    {
+      "matchPackagePatterns": ["*"],
+      "allowedVersions": "!/SNAPSHOT$/"
+    },
+    {
+      "matchPackagePatterns": [
+        "^org\\.codehaus\\.groovy"
+      ],
+      "groupName": "groovy monorepo"
+    },
+    {
+      "matchPackageNames": [
+        "org.grails:grails-bom",
+        "org.grails:grails-bootstrap",
+        "org.grails:grails-codecs",
+        "org.grails:grails-console",
+        "org.grails:grails-core",
+        "org.grails:grails-databinding",
+        "org.grails:grails-dependencies",
+        "org.grails:grails-docs",
+        "org.grails:grails-encoder",
+        "org.grails:grails-gradle-model",
+        "org.grails:grails-logging",
+        "org.grails:grails-plugin-codecs",
+        "org.grails:grails-plugin-controllers",
+        "org.grails:grails-plugin-databinding",
+        "org.grails:grails-plugin-datasource",
+        "org.grails:grails-plugin-domain-class",
+        "org.grails:grails-plugin-i18n",
+        "org.grails:grails-plugin-interceptors",
+        "org.grails:grails-plugin-mimetypes",
+        "org.grails:grails-plugin-rest",
+        "org.grails:grails-plugin-services",
+        "org.grails:grails-plugin-url-mappings",
+        "org.grails:grails-plugin-url-validation",
+        "org.grails:grails-shell",
+        "org.grails:grails-spring",
+        "org.grails:grails-test",
+        "org.grails:grails-validation",
+        "org.grails:grails-web",
+        "org.grails:grails-web-boot",
+        "org.grails:grails-web-common",
+        "org.grails:grails-web-databinding",
+        "org.grails:grails-web-fileupload",
+        "org.grails:grails-web-mvc",
+        "org.grails:grails-web-url-mappings"
+      ],
+      "groupName": "grails monorepo"
+    }
+  ]
+}

.github/workflows/gradle.yml

@@ -0,0 +1,83 @@
+name: Java CI
+on:
+  push:
+    branches:
+      - '[3-9]+.[0-9]+.x'
+  pull_request:
+    branches:
+      - '[3-9]+.[0-9]+.x'
+env:
+  GIT_USER_NAME: puneetbehl
+  GIT_USER_EMAIL: behlp@unityfoundation.io
+
+jobs:
+
+  test_project:
+    name: Test Project
+    if: github.event_name == 'pull_request'
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: true
+      matrix:
+        java: [11, 17]
+
+    steps:
+      - uses: actions/checkout@v4
+      - uses: gradle/wrapper-validation-action@v2
+      - uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: ${{ matrix.java }}
+      - uses: gradle/actions/setup-gradle@v3
+        env:
+          GRADLE_ENTERPRISE_ACCESS_KEY: ${{ secrets.GRADLE_ENTERPRISE_ACCESS_KEY }}
+        with:
+          arguments: check
+
+  publish_snapshot:
+    name: Build Project and Publish Snapshot release
+    runs-on: ubuntu-latest
+    if: github.event_name == 'push'
+
+    steps:
+      - uses: actions/checkout@v4
+      - uses: gradle/wrapper-validation-action@v2
+      - uses: actions/setup-java@v4
+        with: { java-version: 11, distribution: temurin }
+
+      - name: Build Project
+        uses: gradle/actions/setup-gradle@v3
+        env:
+          GRADLE_ENTERPRISE_ACCESS_KEY: ${{ secrets.GRADLE_ENTERPRISE_ACCESS_KEY }}
+        with:
+          arguments: build
+
+      - name: Publish Snapshot version to Artifactory (repo.grails.org)
+        if: success()
+        uses: gradle/actions/setup-gradle@v3
+        env:
+          GRADLE_ENTERPRISE_ACCESS_KEY: ${{ secrets.GRADLE_ENTERPRISE_ACCESS_KEY }}
+          ORG_GRADLE_PROJECT_artifactoryPublishUsername: ${{ secrets.ARTIFACTORY_USERNAME }}
+          ORG_GRADLE_PROJECT_artifactoryPublishPassword: ${{ secrets.ARTIFACTORY_PASSWORD }}
+        with:
+          arguments: |
+            -Dorg.gradle.internal.publish.checksums.insecure=true
+            publish
+
+      - name: Generate Snapshot Documentation
+        if: success()
+        uses: gradle/actions/setup-gradle@v3
+        env:
+          GRADLE_ENTERPRISE_ACCESS_KEY: ${{ secrets.GRADLE_ENTERPRISE_ACCESS_KEY }}
+        with:
+          arguments: docs
+
+      - name: Publish Snapshot Documentation to Github Pages
+        if: success()
+        uses: micronaut-projects/github-pages-deploy-action@grails
+        env:
+          BRANCH: gh-pages
+          COMMIT_EMAIL: ${{ env.GIT_USER_EMAIL }}
+          COMMIT_NAME: ${{ env.GIT_USER_NAME }}
+          FOLDER: build/docs/manual
+          GH_TOKEN: ${{ secrets.GH_TOKEN }}

.github/workflows/release-notes.yml

@@ -0,0 +1,51 @@
+name: Changelog
+on:
+  issues:
+    types: [closed,reopened]
+  push:
+    branches:
+      - '[3-9]+.[0-9]+.x'
+  pull_request:
+    types: [opened, reopened, synchronize, labeled]
+  pull_request_target:
+    types: [opened, reopened, synchronize, labeled]       
+  workflow_dispatch:
+jobs:
+  release_notes:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Check if it has release drafter config file
+        id: check_release_drafter
+        run: |
+          has_release_drafter=$([ -f .github/release-drafter.yml ] && echo "true" || echo "false")
+          echo "has_release_drafter=${has_release_drafter}" >> $GITHUB_OUTPUT
+      - name: Extract branch name
+        id: extract_branch
+        run: echo "value=${GITHUB_REF:11}" >> $GITHUB_OUTPUT
+      # If it has release drafter:
+      - uses: release-drafter/release-drafter@v5
+        if: steps.check_release_drafter.outputs.has_release_drafter == 'true'
+        env:
+          GITHUB_TOKEN: ${{ secrets.GH_TOKEN }}
+        with:
+          commitish: ${{ steps.extract_branch.outputs.value }}
+      # Otherwise:
+      - name: Export Gradle Properties
+        if: steps.check_release_drafter.outputs.has_release_drafter == 'false'
+        uses: micronaut-projects/github-actions/export-gradle-properties@master
+      - uses: micronaut-projects/github-actions/release-notes@master
+        if: steps.check_release_drafter.outputs.has_release_drafter == 'false'
+        id: release_notes
+        with:
+          token: ${{ secrets.GH_TOKEN }}
+      - uses: ncipollo/release-action@v1
+        if: steps.check_release_drafter.outputs.has_release_drafter == 'false' && steps.release_notes.outputs.generated_changelog == 'true'
+        with:
+          allowUpdates: true
+          commit: ${{ steps.release_notes.outputs.current_branch }}
+          draft: true
+          name: ${{ env.title }} ${{ steps.release_notes.outputs.next_version }}
+          tag: v${{ steps.release_notes.outputs.next_version }}
+          bodyFile: CHANGELOG.md
+          token: ${{ secrets.GH_TOKEN }}