move workflow files to .github/workflows/

.github/workflows/rm-labels-on-reopen.yml

@@ -0,0 +1,47 @@
+name: Remove 'Resolved' and 'Cannot reproduce' labels on issue reopen
+
+on:
+  issues:
+    types: [reopened]
+
+jobs:
+  remove_label:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/github-script@v3
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          script: |
+            var owner = context.repo.owner;
+            var repo = context.repo.repo;
+            var issue_number = context.issue.number;
+
+            var resolvedLabel = 'A: Resolved';
+            var cannotReproduceLabel = 'A: Cannot reproduce';
+
+            var issueLabelsRaw = await github.issues.listLabelsOnIssue({
+              owner,
+              repo,
+              issue_number,
+            });
+
+            var issueLabels = issueLabelsRaw.data
+              .map((el) => el.name);
+
+            if (issueLabels.indexOf(resolvedLabel) > -1) {
+              github.issues.removeLabel({
+                owner,
+                repo,
+                issue_number,
+                name: resolvedLabel,
+              });
+            }
+
+            if (issueLabels.indexOf(cannotReproduceLabel) > -1) {
+              github.issues.removeLabel({
+                owner,
+                repo,
+                issue_number,
+                name: cannotReproduceLabel,
+              });
+            }

.github/workflows/stale.yml

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+# Number of days of inactivity before an issue becomes stale
+daysUntilStale: 14
+# Number of days of inactivity before a stale issue is closed
+daysUntilClose: 3
+# Issues with these labels will never be considered stale
+exemptLabels:
+  - 'A: By design'
+  - 'A: In progress'
+  - 'A: Problematic'
+# Label to use when marking an issue as stale
+staleLabel: "A: Won't fix"
+# Comment to post when marking an issue as stale. Set to `false` to disable
+markComment: >
+  This issue has been automatically marked as stale because it has not had
+  recent activity. It will be closed if no further activity occurs. Thank you
+  for your contributions.
+# Comment to post when closing a stale issue. Set to `false` to disable
+closeComment: false