docs: update vector store doc (#37)

Author: averikitsch

docs/vector_store.ipynb

@@ -5,9 +5,13 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "Google Database\n",
+    "# Google Memorystore for Redis\n",
     "\n",
-    "Use [Google Memorystore for Redis](https://cloud.google.com/memorystore/docs/redis/memorystore-for-redis-overview) as a vector store for LangChain."
+    "> [Google Memorystore for Redis](https://cloud.google.com/memorystore/docs/redis/memorystore-for-redis-overview) is a fully-managed service that is powered by the Redis in-memory data store to build application caches that provide sub-millisecond data access. Extend your database application to build AI-powered experiences leveraging Memorystore for Redis's Langchain integrations.\n",
+    "\n",
+    "This notebook goes over how to use [Memorystore for Redis](https://cloud.google.com/memorystore/docs/redis/memorystore-for-redis-overview) to store vector embeddings with the `MemorystoreVectorStore` class.\n",
+    "\n",
+    "[![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/googleapis/langchain-google-memorystore-redis-python/blob/main/docs/vector_store.ipynb)"
    ]
   },
   {
@@ -22,22 +26,21 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "### Setting Up a Memorystore for Redis Instance\n",
+    "## Before You Begin\n",
     "\n",
-    "Before proceeding, an active Memorystore for Redis instance is needed to store vectors:\n",
-    "\n",
-    "* Create a Memorystore for Redis Instance (v7.2): If an instance doesn't exist, follow the instructions at https://cloud.google.com/memorystore/docs/redis/create-instance-console to create a new one. Ensure version 7.2 is selected.\n",
-    "* Obtain Endpoint: Note the endpoint associated with the instance."
+    "To run this notebook, you will need to do the following:\n",
+    "* [Create a Google Cloud Project](https://developers.google.com/workspace/guides/create-project)\n",
+    "* [Create a Memorystore for Redis instance](https://cloud.google.com/memorystore/docs/redis/create-instance-console). Ensure that the version is greater than or equal to 7.2."
    ]
   },
   {
    "attachments": {},
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "### Installing the LangChain Memorystore for Redis Module\n",
+    "### 🦜🔗 Library Installation\n",
     "\n",
-    "Interaction with the Memorystore for Redis instance from LangChain requires installing the necessary module:"
+    "The integration lives in its own `langchain-google-memorystore-redis` package, so we need to install it."
    ]
   },
   {
@@ -48,8 +51,77 @@
    },
    "outputs": [],
    "source": [
-    "# Install Memorystore for Redis for LangChain module\n",
-    "%pip install langchainlangchain_google_memorystore_redis"
+    "%pip install -upgrade --quiet langchain-google-memorystore-redis"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "**Colab only:** Uncomment the following cell to restart the kernel or use the button to restart the kernel. For Vertex AI Workbench you can restart the terminal using the button on top."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# # Automatically restart kernel after installs so that your environment can access the new packages\n",
+    "# import IPython\n",
+    "\n",
+    "# app = IPython.Application.instance()\n",
+    "# app.kernel.do_shutdown(True)"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "### ☁ Set Your Google Cloud Project\n",
+    "Set your Google Cloud project so that you can leverage Google Cloud resources within this notebook.\n",
+    "\n",
+    "If you don't know your project ID, try the following:\n",
+    "\n",
+    "* Run `gcloud config list`.\n",
+    "* Run `gcloud projects list`.\n",
+    "* See the support page: [Locate the project ID](https://support.google.com/googleapi/answer/7014113)."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# @markdown Please fill in the value below with your Google Cloud project ID and then run the cell.\n",
+    "\n",
+    "PROJECT_ID = \"my-project-id\"  # @param {type:\"string\"}\n",
+    "\n",
+    "# Set the project id\n",
+    "!gcloud config set project {PROJECT_ID}"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "### 🔐 Authentication\n",
+    "Authenticate to Google Cloud as the IAM user logged into this notebook in order to access your Google Cloud Project.\n",
+    "\n",
+    "* If you are using Colab to run this notebook, use the cell below and continue.\n",
+    "* If you are using Vertex AI Workbench, check out the setup instructions [here](https://github.com/GoogleCloudPlatform/generative-ai/tree/main/setup-env)."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "from google.colab import auth\n",
+    "\n",
+    "auth.authenticate_user()"
    ]
   },
   {