ci: add changeset automation

.github/workflows/auto-changeset.yml

@@ -0,0 +1,72 @@
+name: Add changeset automatically
+
+on:
+  pull_request_target:
+    types:
+      - opened
+      - edited
+
+jobs:
+  auto-changeset:
+    if: |
+      startsWith(github.repository, 'asyncapi/') &&
+      ( startsWith(github.event.pull_request.title, 'fix:') ||
+        startsWith(github.event.pull_request.title, 'feat:') ||
+        startsWith(github.event.pull_request.title, 'fix!:') ||
+        startsWith(github.event.pull_request.title, 'feat!:')
+      )
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v4
+        with:
+          token: ${{ secrets.GH_TOKEN }}
+
+      - name: Checkout PR
+        env:
+          GITHUB_TOKEN: ${{ secrets.GH_TOKEN }}
+        run: gh pr checkout ${{ github.event.pull_request.number }}
+
+      - name: Determine release type
+        id: determine_release_type
+        uses: actions/github-script@v7
+        with:
+          script: |
+            const title = context.payload.pull_request.title;
+            const releaseType = title.split(':')[0];
+            switch (releaseType) {
+              case 'fix':
+                return 'patch';
+              case 'feat':
+                return 'minor';
+              case 'fix!':
+                return 'major';
+              case 'feat!':
+                return 'major';
+              default:
+                return 'patch';
+            }
+
+      - name: Create changeset file
+        run: "echo -e '---\n'@asyncapi/cli': ${{ steps.determine_release_type.outputs.result }}\n---\n\n ${{ github.event.pull_request.title }}\n' > .changeset/${{ github.event.pull_request.number }}.md"
+
+      - name: Commit changeset file
+        run: |
+          git config --global user.name asyncapi-bot
+          git config --global user.email info@asyncapi.io
+          git add .changeset/${{ github.event.pull_request.number }}.md
+          git commit -m "chore: add changeset for PR #${{ github.event.pull_request.number }}"
+
+      - name: Push changeset file
+        run: git push https://${{ secrets.GH_TOKEN }}@github.com/${{ github.event.pull_request.head.repo.full_name }} HEAD:${{ github.event.pull_request.head.ref }}
+
+      # Only, on failure, send a message on the 94_bot-failing-ci slack channel
+      - if: failure()
+        name: Report workflow run status to Slack
+        uses: 8398a7/action-slack@fbd6aa58ba854a740e11a35d0df80cb5d12101d8 #using https://github.com/8398a7/action-slack/releases/tag/v3.15.1
+        with:
+          status: ${{ job.status }}
+          fields: repo,action,workflow
+          text: 'AsyncAPI CLI release to Chocolatey failed'
+        env:
+          SLACK_WEBHOOK_URL: ${{ secrets.SLACK_CI_FAIL_NOTIFY }}