format the dummy action

.github/workflows/debug.yaml

@@ -0,0 +1,22 @@
+# This action is for playing around with GHA and has no use outside of that.
+name: main
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - master
+
+jobs:
+  tail_and_check:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Start tailing file
+        run: tail -f /etc/issue >/dev/null 2>&1 &
+
+      - name: Print processes
+        run: ps aux