更新 .gitea/workflows/demo.yaml

添加合并请求，合并完的状态触发信息，发布生产

.gitea/workflows/demo.yaml

@@ -1,6 +1,9 @@
 name: Gitea Actions Demo
 run-name: ${{ gitea.actor }} is testing out Gitea Actions 🚀
 on:
+  pull_request:
+    branches: ["main"]
+    types: [closed] # 当pull request被合并或关闭时触发。这包括两种情况：一是pull request被合并（merged），二是pull request被直接关闭（closed）
   push:
     branches: [ "main","releases/**" ]
   # paths:
@@ -46,6 +49,18 @@ jobs:
           echo "不包含"
           exit 1
           fi
+      - name: Get commit message (Pull Request)
+        if: github.event_name == 'pull_request'
+        run: |
+          echo "是否是合并关闭的 $PR_STATUS_FLAG"
+          pr_num=${{ github.event.pull_request.number }}
+          git fetch origin refs/pull/${pr_num}/head:refs/remotes/origin/pull/${pr_num}/head
+          commit_title=$(git log -1 --pretty=format:"%s" origin/pull/${pr_num}/head)
+          commit_body=$(git log -1 --pretty=format:"%b" origin/pull/${pr_num}/head)
+          echo "合并请求 Commit Title: $commit_title"
+          echo "合并请求Commit Body: $commit_body"
+        env:
+          PR_STATUS_FLAG: ${{ github.event.pull_request.merged }}
 
       - run: echo "🎉 The job was automatically triggered by a ${{ gitea.event_name }} event."
       - run: echo "🐧 This job is now running on a ${{ runner.os }} server hosted by Gitea!"