Add round-robin issue assigner (#1650)

* Add round-robin issue assigner

* Missed Adam

Author: rchiodo

.github/workflows/round-robin.yml

@@ -0,0 +1,79 @@
+name: round-robin
+permissions:
+  issues: write
+
+on:
+  issues:
+    types: [opened]
+
+jobs:
+  assignIssue:
+    name: Assign Issue to Someone
+    runs-on: ubuntu-latest
+    if: github.repository == 'microsoft/debugpy && github.event.action == 'opened' && !contains( github.event.issue.labels.*.name, 'skip-reassign')
+    steps:
+      - name: Find last assigned
+        id: assigned
+        uses: actions/github-script@v6.3.3
+        with:
+          github-token: ${{secrets.GITHUB_TOKEN}}
+          result-encoding: string
+          script: |
+            const issue = await github.rest.issues.get({
+              issue_number: 1649,
+              owner: context.repo.owner,
+              repo: context.repo.repo
+            });
+            return issue.data.assignees[0].login || '';
+      - name: Dump last assigned
+        env:
+          LAST_ASSIGNED: ${{ steps.assigned.outputs.result }}
+        run: echo "$LAST_ASSIGNED"
+      - uses: lee-dohm/team-rotation@v1
+        with:
+          last: ${{ steps.assigned.outputs.result }}
+          include: AdamYoblick bschnurr debonte heejaechang StellaHuang95 rchiodo KacieKK judej
+        id: rotation
+      - name: Dump next in rotation
+        env:
+          NEXT_ROTATION: ${{ steps.rotation.outputs.next }}
+        run: echo "$NEXT_ROTATION"        
+      - name: Assign to next person
+        uses: actions/github-script@v6.3.3
+        with:
+          github-token: ${{secrets.GITHUB_TOKEN}}
+          script: |
+            github.rest.issues.addAssignees({
+              issue_number: context.issue.number,
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              assignees: ['${{ steps.rotation.outputs.next }}']
+            })
+      - name: Give it the label 'needs repro'
+        uses: actions/github-script@v6.3.3
+        with:
+          github-token: ${{secrets.GITHUB_TOKEN}}
+          script: |
+            github.rest.issues.addLabels({
+              issue_number: context.issue.number,
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              labels: ['needs repro']
+            })
+      - name: Save assignment to state
+        uses: actions/github-script@v6.3.3
+        with:
+          github-token: ${{secrets.GITHUB_TOKEN}}
+          script: |
+            await github.rest.issues.removeAssignees({
+              issue_number: 1649,
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              assignees: ['${{ steps.assigned.outputs.result }}']
+            });
+            github.rest.issues.addAssignees({
+              issue_number: 1649,
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              assignees: ['${{ steps.rotation.outputs.next }}']
+            })