fix: add stale.yml workflow (#12)

Signed-off-by: fOuttaMyPaint <TMhospitalitystrategies@gmail.com>

Author: TMHSDigital

.github/workflows/stale.yml

@@ -0,0 +1,23 @@
+name: Stale
+
+on:
+  schedule:
+    - cron: "0 6 * * 1"
+  workflow_dispatch:
+
+permissions:
+  issues: write
+  pull-requests: write
+
+jobs:
+  stale:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/stale@v9
+        with:
+          stale-issue-message: "This issue has been automatically marked as stale due to inactivity. It will be closed in 7 days if no further activity occurs."
+          stale-pr-message: "This PR has been automatically marked as stale due to inactivity. It will be closed in 7 days if no further activity occurs."
+          days-before-stale: 30
+          days-before-close: 7
+          stale-issue-label: stale
+          stale-pr-label: stale