add GA tag

app.py

@@ -7,6 +7,24 @@ from groq import Groq
 st.set_page_config(page_icon="💬", layout="wide", page_title="Groq Chat Bot...")
 
 _ = load_dotenv(find_dotenv())
+GA_TRACKING_ID = os.environ['GA_TRACKING_ID']
+
+# insert Google Analytics
+st.components.v1.html(
+    f"""
+    <!-- Global site tag (gtag.js) - Google Analytics -->
+    <script async src="https://www.googletagmanager.com/gtag/js?id={GA_TRACKING_ID}"></script>
+    <script>
+      window.dataLayer = window.dataLayer || [];
+      function gtag(){{dataLayer.push(arguments);}}
+      gtag('js', new Date());
+
+      gtag('config', '{GA_TRACKING_ID}');
+    </script>
+    """,
+    height=0,
+    width=0,
+)
 
 def icon(emoji: str):
     """Shows an emoji as a Notion-style page icon."""