add merged PRs as release note

.github/workflows/release-source.yml

@@ -201,18 +201,64 @@ jobs:
           git add .
           git commit -m "Update Helm documentation"
           git push origin release-"$RELEASE_VERSION"
+      #- name: create pr
+      #  id: create-pr
+      #  run: |
+      #    # create a pull request
+      #    curl -L \
+      #      -X POST \
+      #      -H "Accept: application/vnd.github+json" \
+      #      -H "Authorization: Bearer ${{ env.GITHUB_TOKEN}}" \
+      #      -H "X-GitHub-Api-Version: 2022-11-28" \
+      #      https://api.github.com/repos/${{ github.repository_owner }}/${{ github.event.repository.name }}/pulls \
+      #      -d '{"title":"Release ${{ env.RELEASE_VERSION }}","body":"release ${{ env.RELEASE_VERSION }}","head":"release-${{ env.RELEASE_VERSION }}","base":"main","draft":false}'
+      - name: get latest release date
+        id: get-release-date
+        run: |
+          # Fetch the latest release information
+          LATEST_RELEASE=$(curl -s -H "Accept: application/vnd.github+json" \
+                                      -H "Authorization: Bearer ${{ secrets.GITHUB_TOKEN }}" \
+                                      "https://api.github.com/repos/${{ github.repository_owner }}/${{ github.event.repository.name }}/releases/latest")
+
+          # Extract the published date of the latest release
+          LATEST_RELEASE_DATE=$(echo "$LATEST_RELEASE" | jq -r '.published_at')
+          
+          # Export the date
+          echo "RELEASE_DATE=$LATEST_RELEASE_DATE" >> "$GITHUB_ENV"
+
+      - name: fetch merged PRs since last release
+        id: fetch-prs
+        run: |
+          # Fetch merged PRs from the develop branch since the last release date
+          PRS=$(curl -s -H "Accept: application/vnd.github+json" \
+                          -H "Authorization: Bearer ${{ secrets.GITHUB_TOKEN }}" \
+                          -H "X-GitHub-Api-Version: 2022-11-28" \
+                          "https://api.github.com/repos/${{ github.repository_owner }}/${{ github.event.repository.name }}/pulls?state=closed&base=develop&sort=updated&direction=desc")
+
+          # Filter PRs merged after the last release date and format them
+          PR_NOTES=$(echo "$PRS" | jq -r --arg since "${{ env.RELEASE_DATE }}" '.[] | select(.merged_at != null) | select(.merged_at > $since) | "* [#\(.number)](\(.html_url)) \(.title)"')
+          
+          # Set the PR_NOTES output
+          echo "PR_NOTES=$PR_NOTES" >> "$GITHUB_ENV"
+          
       - name: create pr
         id: create-pr
         run: |
-          # create a pull request
+          # Create a pull request with release notes
           curl -L \
             -X POST \
             -H "Accept: application/vnd.github+json" \
-            -H "Authorization: Bearer ${{ env.GITHUB_TOKEN}}" \
+            -H "Authorization: Bearer ${{ secrets.GITHUB_TOKEN }}" \
             -H "X-GitHub-Api-Version: 2022-11-28" \
             https://api.github.com/repos/${{ github.repository_owner }}/${{ github.event.repository.name }}/pulls \
-            -d '{"title":"Release ${{ env.RELEASE_VERSION }}","body":"release ${{ env.RELEASE_VERSION }}","head":"release-${{ env.RELEASE_VERSION }}","base":"main","draft":false}'
-      
+            -d "$(jq -n \
+                  --arg title "Release ${{ env.RELEASE_VERSION }}" \
+                  --arg body "## What's changed\n\n${{ env.PR_NOTES }}" \
+                  --arg head "release-${{ env.RELEASE_VERSION }}" \
+                  --arg base "main" \
+                  --argjson draft false \
+                  '{title: $title, body: $body, head: $head, base: $base, draft: $draft}')"
+