ci(workflows): [approve-pr] refactor approval step conditional

Signed-off-by: Lexus Drumgold <[email protected]>

.github/workflows/approve-pr.yml

@@ -7,26 +7,27 @@
 # References:
 #
 # - https://cli.github.com/manual/gh_pr_review
+# - https://docs.github.com/actions/learn-github-actions/expressions
 # - https://docs.github.com/actions/using-workflows/events-that-trigger-workflows#pull_request
 # - https://github.com/actions/checkout
 # - https://github.com/dependabot/fetch-metadata
+# - https://github.com/hmarr/debug-action
 
 ---
 name: approve-pr
 on:
   pull_request:
     types:
       - review_requested
-      - synchronize
 env:
   GITHUB_TOKEN: ${{ secrets.PAT_BOT }}
 jobs:
   approve-pr:
-    if: |
-      github.event_name == 'synchronize' ||
-      github.event.requested_reviewer.login == 'flexdevelopment'
     runs-on: ubuntu-latest
     steps:
+      - id: debug
+        name: Print environment variables and event payload
+        uses: hmarr/[email protected]
       - id: dependabot-metadata
         name: Fetch dependabot metadata
         if: github.actor == 'dependabot[bot]'
@@ -42,6 +43,8 @@ jobs:
       - id: approve
         name: Approve pull request
         if: |
-          github.actor == 'unicornware' ||
-          steps.dependabot-metadata.outputs.update-type != 'version-update:semver-major'
+          (github.event.requested_reviewer.login == 'flexdevelopment'
+          || contains(join(github.event.requested_reviewers.*.login, ','), 'flexdevelopment'))
+          && (github.actor == 'dependabot[bot]' || github.actor == 'unicornware')
+          && steps.dependabot-metadata.outputs.update-type != 'version-update:semver-major'
         run: gh pr review ${{ github.event.number }} --approve --body 'lgtm 👍🏾'