feat: import Havline fnOS application package

havline/cmd/main

@@ -0,0 +1,29 @@
+#!/bin/bash
+set -u
+
+CONTAINER_NAME="havline"
+LOG_FILE="${TRIM_TEMP_LOGFILE:-/dev/stderr}"
+
+log_error() {
+  echo "$1" > "$LOG_FILE"
+}
+
+is_running() {
+  docker inspect "$CONTAINER_NAME" 2>/dev/null | grep -q '"Status": "running"'
+}
+
+case "${1:-}" in
+  start|stop)
+    exit 0
+    ;;
+  status)
+    if is_running; then
+      exit 0
+    fi
+    exit 3
+    ;;
+  *)
+    log_error "Unknown command: ${1:-}"
+    exit 1
+    ;;
+esac