standardized port and also included pre-req for all notebooks

docs/zero_to_hero_guide/05_Safety101.ipynb

@@ -11,7 +11,9 @@
     "As outlined in our [Responsible Use Guide](https://www.llama.com/docs/how-to-guides/responsible-use-guide-resources/), LLM apps should deploy appropriate system level safeguards to mitigate safety and security risks of LLM system, similar to the following diagram:\n",
     "![Figure 1: Safety System](../_static/safety_system.webp)\n",
     "\n",
-    "To that goal, Llama Stack uses **Prompt Guard** and **Llama Guard 3** to secure our system. Here are the quick introduction about them."
+    "To that goal, Llama Stack uses **Prompt Guard** and **Llama Guard 3** to secure our system. Here are the quick introduction about them.\n",
+    "\n",
+    "Before you begin, please ensure Llama Stack is installed and set up by following the [Getting Started Guide](https://llama-stack.readthedocs.io/en/latest/getting_started/index.html)."
    ]
   },
   {
@@ -84,6 +86,23 @@
     "After the server started, you can test safety example using the follow code:"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Set up your connection parameters:"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "HOST = \"localhost\"  # Replace with your host\n",
+    "PORT = 5001        # Replace with your port"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": 1,
@@ -163,7 +182,7 @@
     "\n",
     "\n",
     "async def safety_example():\n",
-    "    client = SafetyClient(f\"http://localhost:5000\")\n",
+    "    client = SafetyClient(f\"http://{HOST}:{PORT}\")\n",
     "\n",
     "    for message in [\n",
     "        UserMessage(content=\"hello world, write me a 2 sentence poem about the moon\"),\n",