cicd(CHN-208): auto release

.github/workflows/maven.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up JDK 18
       uses: actions/setup-java@v1
       with:

.github/workflows/mavenpublish.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up JDK 18
       uses: actions/setup-java@v1
       with:

.github/workflows/release.yml

@@ -0,0 +1,70 @@
+name: Release Workflow
+
+on:
+  workflow_run:
+    workflows: ["Java CI with Maven"]
+    branches: [master]
+    types:
+      - completed
+
+
+jobs:
+  release:
+    name: Release Process
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up JDK 18
+        uses: actions/setup-java@v2
+        with:
+          distribution: 'adopt'
+          java-version: '18'
+
+      - name: Get latest tag
+        id: get_latest_tag
+        run: |
+          git fetch --tags
+          latest_tag=$(git describe --tags $(git rev-list --tags --max-count=1))
+          echo "::set-output name=latest_tag::$latest_tag"
+
+      - name: Get current version from pom.xml
+        id: get_current_version
+        run: |
+          current_version=$(mvn help:evaluate -Dexpression=project.version -q -DforceStdout)
+          echo "::set-output name=current_version::$current_version"
+
+      - name: Check if pom.xml version has changed
+        id: check_version
+        run: |
+          if [ "${{ steps.get_current_version.outputs.current_version }}" != "${{ steps.get_latest_tag.outputs.latest_tag }}" ]; then
+            echo "Version changed"
+            echo "::set-output name=version_changed::true"
+          else
+            echo "Version not changed"
+            echo "::set-output name=version_changed::false"
+          fi
+
+      - name: Create tag
+        id: create_tag
+        if: steps.check_version.outputs.version_changed == 'true'
+        run: git tag ${{ steps.get_current_version.outputs.current_version }} -m "Release ${{ steps.get_current_version.outputs.current_version }}"
+
+      - name: Push tag
+        id: push_tag
+        if: steps.check_version.outputs.version_changed == 'true'
+        run: git push origin ${{ steps.get_current_version.outputs.current_version }}
+
+      - name: Create release
+        id: create_release
+        if: steps.check_version.outputs.version_changed == 'true'
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ steps.get_current_version.outputs.current_version }}
+          release_name: Release ${{ steps.get_current_version.outputs.current_version }}
+          draft: false
+          prerelease: false

README.md

@@ -90,7 +90,7 @@ ls target
 
 ## 发版
 
-本项目使用 GitHub Actions 自动发版，只需要在 master 分支上打一个 tag，然后在 GitHub 上发布一个 release 即可。
+本项目使用 GitHub Actions 自动发版，只需要在 master 分支上打一个 tag，然后在 GitHub 上发布一个 release 即可。不过，一般来说，也不需要手动打 tag。每次提交代码到 master 分支，GitHub Actions 都会检测是否有版本号的变化。如果版本号发生了变化，就会自动将该版本号做为新的 tag，并基于此来发布一个 release。详见： [这个 yml 文件](.github/workflows/release.yml) 。
 
 ## 版本更新