feat(open-webui): Add function to spin up open-webui

functions/ai/open_webui.sh

@@ -0,0 +1,75 @@
+open_webui_manager() {
+  local container_name="${OPEN_WEBUI_CONTAINER_NAME:-open-webui}"
+  local image_name="${OPEN_WEBUI_IMAGE_NAME:-ghcr.io/open-webui/open-webui:latest}"
+  local volume_name="${OPEN_WEBUI_VOLUME_NAME:-open-webui}"
+  local port="${OPEN_WEBUI_PORT:-3000:8080}"
+
+  show_help() {
+    echo "Usage: open_webui_manager [OPTION]"
+    echo "Manage the open-webui Docker container"
+    echo
+    echo "Options:"
+    echo "  start    Start the container"
+    echo "  stop     Stop the container"
+    echo "  restart  Restart the container"
+    echo "  update   Update to the latest image and restart"
+    echo "  status   Show the container status"
+    echo "  logs     Show the container logs"
+    echo "  help     Display this help message"
+  }
+
+  start_container() {
+    echo "Starting $container_name..."
+    docker run -d -p "$port" --add-host=host.docker.internal:host-gateway \
+      -v "$volume_name:/app/backend/data" --name "$container_name" \
+      --restart always "$image_name"
+  }
+
+  stop_container() {
+    echo "Stopping $container_name..."
+    docker stop "$container_name" >/dev/null || echo "Container not running"
+    docker rm "$container_name" >/dev/null || echo "Container not found"
+  }
+
+  update_container() {
+    echo "Updating $container_name..."
+    stop_container
+    docker pull "$image_name"
+    start_container
+  }
+
+  show_status() {
+    echo "Status of $container_name:"
+    docker ps -a --filter name="$container_name"
+  }
+
+  show_logs() {
+    echo "Logs of $container_name:"
+    docker logs "$container_name"
+  }
+
+  case "$1" in
+    start)
+      start_container
+      ;;
+    stop)
+      stop_container
+      ;;
+    restart)
+      stop_container
+      start_container
+      ;;
+    update)
+      update_container
+      ;;
+    status)
+      show_status
+      ;;
+    logs)
+      show_logs
+      ;;
+    help | *)
+      show_help
+      ;;
+  esac
+}