Add failure message in ChatOps build-command and Slash dispatcher (#3037

)

* Update build-command.yml with message for failures and pull before creating commit

* Update slash-command-dispatch.yml with failure message

* Update CHANGELOG.md

.github/workflows/build-command.yml

@@ -80,6 +80,7 @@ jobs:
             > Running script `./build.sh`
       - name: Run build script
         run: ./build.sh
+      - run: git pull
       - uses: stefanzweifel/git-auto-commit-action@v5
         id: auto-commit-action
         with:
@@ -111,3 +112,13 @@ jobs:
           issue-number: ${{ github.event.inputs.issue-number }}
           body: |
             > Build command workflow completed without updating files.
+      - name: Add failure reaction
+        if: failure()
+        uses: peter-evans/create-or-update-comment@v3
+        with:
+          repository: ${{ github.event.inputs.repository }}
+          comment-id: ${{ github.event.comment.id }}
+          issue-number: ${{ github.event.inputs.issue-number }}
+          body: |
+            > Build command workflow failed.
+          reactions: -1

.github/workflows/slash-command-dispatch.yml

@@ -12,6 +12,9 @@ jobs:
       actions: write # needed to launch a workflow_dispatch
       pull-requests: write
     steps:
+      - name: Create URL to the run output
+        id: vars
+        run: echo "run-url=https://github.com/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" >> $GITHUB_OUTPUT
       - name: Dump the event payload context
         env:
           EVENT_CONTEXT: ${{ toJson(github.event) }}
@@ -71,3 +74,6 @@ jobs:
         with:
           comment-id: ${{ github.event.comment.id }}
           reactions: -1
+          body: |
+            > Command dispatch failed.
+            > [Command run output](${{ steps.vars.outputs.run-url }})

CHANGELOG.md

@@ -32,6 +32,7 @@ Note: Can be used with `oxsecurity/megalinter@beta` in your GitHub Action mega-l
   - Free disk space earlier in the process to avoid failure during docker build
   - Set flavors-stats.json as a generated file in .gitattributes ([#3023](https://github.com/oxsecurity/megalinter/pull/3023))
   - Update and fix our ChatOps automations to only run on pull request comments, by @echoix in [#3034](https://github.com/oxsecurity/megalinter/pull/3034)
+  - Add failure message in ChatOps build-command and Slash dispatcher, by @echoix in [#3037](https://github.com/oxsecurity/megalinter/pull/3037)
 
 - Linter versions upgrades
   - [cfn-lint](https://github.com/aws-cloudformation/cfn-lint) from 0.80.2 to **0.80.3** on 2023-09-24