Add closed.yml GitHub workflow (#3)

Author: ms-bot

.github/workflows/closed.yml

@@ -0,0 +1,40 @@
+# DO NOT EDIT: BEGIN
+# This snippet has been inserted automatically by mobsuccessbot, do not edit!
+# If changes are needed, update the action closed in
+# https://github.com/mobsuccess-devops/github-mobsuccess-policy
+name: Closed PR Housekeeping
+
+on:
+  pull_request:
+    types: [closed]
+
+jobs:
+  ZapierReviewRequestedPurpleHeart:
+    if: github.event.pull_request.merged == true
+    name: "Zapier Purple Heart"
+    runs-on: ubuntu-20.04
+    timeout-minutes: 1
+    steps:
+      - name: "Sync emoji in #mobsuccess-review-requested"
+        run: 'curl -D /dev/stderr -s "${{ secrets.ZAPIER_REVIEW_REQUESTED_PURPLE_HEART }}?repo=${{ github.repository }}&pr=${{ github.event.number }}"'
+
+  ZapierReviewRequestedRedCross:
+    if: github.event.pull_request.merged == false
+    name: "Zapier Red Cross"
+    runs-on: ubuntu-20.04
+    timeout-minutes: 1
+    steps:
+      - name: "Sync emoji in #mobsuccess-review-requested"
+        run: 'curl -D /dev/stderr -s "${{ secrets.ZAPIER_REVIEW_REQUESTED_RED_CROSS }}?repo=${{ github.repository }}&pr=${{ github.event.number }}"'
+
+  CommentSubPRs:
+    if: github.event.pull_request.merged == true
+    name: "Comment rebase --onto on Sub PRs"
+    runs-on: ubuntu-20.04
+    timeout-minutes: 2
+    steps:
+      - uses: mobsuccess-devops/github-actions-mobsuccess@master
+        with:
+          github-token: ${{ github.token }}
+          action: "after-pr-merged"
+# DO NOT EDIT: END