Add information about metadata files

notebooks/notebook-style-guide/notebook.ipynb

@@ -55,10 +55,11 @@
    ]
   },
   {
-   "cell_type": "raw",
-   "id": "a0446aba-2880-4395-9c87-29bada6d608b",
+   "cell_type": "markdown",
+   "id": "24e8bb0a-13bd-40dc-bad3-a0ca75ec8ea9",
    "metadata": {},
    "source": [
+    "```\n",
     "<div id=\"singlestore-header\" style=\"display: flex; background-color: INSERT_BACKGROUND_COLOR; padding: 5px;\">\n",
     "    <div id=\"icon-image\" style=\"width: 90px; height: 90px;\">\n",
     "        <img width=\"100%\" height=\"100%\" src=\"https://raw.githubusercontent.com/singlestore-labs/spaces-notebooks/master/common/images/header-icons/INSERT_ICON_FILENAME.png\" />\n",
@@ -67,7 +68,8 @@
     "        <div id=\"badge\" style=\"display: inline-block; background-color: rgba(0, 0, 0, 0.15); border-radius: 4px; padding: 4px 8px; align-items: center; margin-top: 6px; margin-bottom: -2px; font-size: 80%\">SingleStore Notebooks</div>\n",
     "        <h1 style=\"font-weight: 500; margin: 8px 0 0 4px;\">INSERT_TITLE</h1>\n",
     "    </div>\n",
-    "</div>"
+    "</div>\n",
+    "```"
    ]
   },
   {
@@ -367,10 +369,11 @@
    ]
   },
   {
-   "cell_type": "raw",
-   "id": "bcb18661-248c-46d8-b759-962255ec85a5",
+   "cell_type": "markdown",
+   "id": "2a0f36d4-1875-437d-8d3c-cefe0d5e7808",
    "metadata": {},
    "source": [
+    "```\n",
     "[meta]\n",
     "\n",
     "# This should be the same as the title in the notebook header\n",
@@ -392,7 +395,8 @@
     "# The `destinations` element indicates where the notebooks should be visible.\n",
     "# Currently, only the \"spaces\" destination is valid. If a notebook should be \n",
     "# hidden from view, the `destinations` array should be empty.\n",
-    "destinations=[\"spaces\"]"
+    "destinations=[\"spaces\"]\n",
+    "```"
    ]
   },
   {