refactor to one step

.github/workflows/create_rc_pr.yml

@@ -17,8 +17,6 @@ permissions: {}
 jobs:
     agent6_check:
         runs-on: ubuntu-latest
-        outputs:
-          a6_error: ${{ steps.a6_error.outputs.value }}
         steps:
           - name: Check if agent 6 rc PR already exists
             id: a6_error
@@ -29,26 +27,16 @@ jobs:
                   --base "$AGENT6_RELEASE_BRANCH" \
                   --json url,title \
                   --search "Update release.json and Go modules for in:title")
-              echo $prs
+
               if [ "$(echo "$prs" | jq 'length')" -gt 0 ]; then
-                  pr_url=$(echo "$prs" | jq -r '.[0].url')
-                  echo "value=Error: An agent 6 release candidate PR already exists, please merge and build it before creating a new one $pr_url" >> $GITHUB_OUTPUT
+                  pr_list=$(echo "$prs" | jq -r '.[] | "- \(.title): \(.url)"')
+                  error_message="AGENT 6 ERROR: The following Agent 6 release candidate PRs already exist. Please merge and build them before creating a new one:\n$pr_list"
+                  curl -X POST -H 'Content-Type: application/json' \
+                  --data "{ 'channel_id': 'C085P12CTFX', 'message': '$error_message' }" \
+                  ${{ secrets.SLACK_DATADOG_AGENT_CI_WEBHOOK }}
               fi
 
-          - name: Send Agent 6 error to slack
-            uses: slackapi/[email protected]
-            if: ${{ env.IS_AGENT6_RELEASE == 'true' && steps.a6_error.outputs.value }}
-            with:
-              webhook: ${{ secrets.SLACK_DATADOG_AGENT_CI_WEBHOOK }}
-              webhook-type: webhook-trigger
-              payload: |
-                channel_id: "C085P12CTFX"
-                message: "${{ steps.a6_error.outputs.value }}"
-
-          - name: Fail and exit workflow
-            if: ${{ env.IS_AGENT6_RELEASE == 'true' && steps.a6_error.outputs.value }}
-            run: |
-              echo ${{ steps.a6_error.outputs.value }}
+              echo "$error_message"
               exit 1
 
     find_release_branches: