ci: add release-please action

.github/workflows/pr-title-validation.yml

@@ -0,0 +1,38 @@
+name: "pr-title-validation"
+
+on:
+  pull_request_target:
+    types:
+      - opened
+      - edited
+      - synchronize
+
+jobs:
+  validate_pr_title:
+    name: Validate PR title
+    runs-on: ubuntu-latest
+    steps:
+      - uses: amannn/action-semantic-pull-request@v5
+        with:
+          # Use the following release types to match the same rules in the PR title lint
+          # https://github.com/googleapis/release-please/blob/main/src/changelog-notes.ts#L42-L55
+          types: |
+            feat
+            fix
+            perf
+            deps
+            revert
+            docs
+            style
+            chore
+            refactor
+            test
+            build
+            ci
+          subjectPattern: ^(?![A-Z]).+$
+          subjectPatternError: |
+            The subject "{subject}" found in the pull request title "{title}"
+            didn't match the configured pattern. Please ensure that the subject
+            doesn't start with an uppercase character.
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/release-please.yml

@@ -0,0 +1,35 @@
+name: release-please
+
+on:
+  push:
+    branches:
+      - main
+
+permissions: {}
+
+jobs:
+  release_please:
+
+    runs-on: ubuntu-latest
+
+    outputs:
+      release_created: ${{ steps.release.outputs.release_created }}
+
+    steps:
+      - uses: google-github-actions/[email protected]
+        id: release
+        with:
+          changelog-types: |
+            [
+              {"type":"build","section":"Build System","hidden":false},
+              {"type":"chore","section":"Miscellaneous","hidden":false},
+              {"type":"feat","section":"Features","hidden":false},
+              {"type":"fix","section":"Bug Fixes","hidden":false},
+              {"type":"perf","section":"Performance Improvements","hidden":false},
+              {"type":"refactor","section":"Refactoring","hidden":false},
+              {"type":"revert","section":"Reverts","hidden":false}
+            ]
+          release-type: simple
+          extra-files: |
+            ./gradle.properties
+          token: ${{ secrets.WORKFLOW_TOKEN }}

gradle.properties

@@ -1,7 +1,9 @@
 kotlin.code.style=official
 #
 GROUP=com.codingfeline.buildkonfig
+# x-release-please-start-version
 VERSION_NAME=0.15.0
+# x-release-please-end
 #
 POM_URL=https://github.com/yshrsmz/BuildKonfig/
 POM_SCM_URL=https://github.com/yshrsmz/BuildKonfig/