docs: add Linux quick setup method for JaguarDB (#32520)

Description:
Added "Method Two: Quick Setup (Linux)" section to prerequisites,
providing a curl-based installation method for deploying JaguarDB
without Docker. Retained original Docker setup instructions for
flexibility.

Author: nhzq-1010

docs/docs/integrations/vectorstores/jaguar.ipynb

@@ -28,10 +28,25 @@
     "1. You must install and set up the JaguarDB server and its HTTP gateway server.\n",
     "   Please refer to the instructions in:\n",
     "   [www.jaguardb.com](http://www.jaguardb.com)\n",
+    "\n",
+    "   **Method One: Docker**\n",
+    "\n",
     "   For quick setup in docker environment:\n",
     "   docker pull jaguardb/jaguardb\n",
     "   docker run -d -p 8888:8888 -p 8080:8080 --name jaguardb  jaguardb/jaguardb\n",
     "\n",
+    "   **Method Two: Quick Setup(Linux)**\n",
+    "\n",
+    "   Without Docker, run:\n",
+    "   ```\n",
+    "      curl -fsSL http://jaguardb.com/install.sh | sh\n",
+    "   ```\n",
+    "   This installs both the Jaguar vector database and HTTP gateway.\n",
+    "   The servers will start automatically after installation.\n",
+    "\n",
+    "\n",
+    "\n",
+    "\n",
     "2. You must install the http client package for JaguarDB:\n",
     "   ```\n",
     "       pip install -U jaguardb-http-client\n",