Update app.py

app.py

@@ -73,8 +73,30 @@ commands = [
     },
     {
         "Command": "EXTEND",
-        "Description": "
+        "Description": "Extends objects to reach the edges of other objects.",
+        "YouTube": "https://www.youtube.com/watch?v=EYYJSXruK4k"
+    },
+    {
+        "Command": "OFFSET",
+        "Description": "Creates concentric circles, parallel lines, and parallel curves.",
+        "YouTube": "https://www.youtube.com/watch?v=3AwYIjvQqek"
+    }
+]
+
+# Display in two columns
+col1, col2 = st.columns(2)
+
+for idx, cmd in enumerate(commands):
+    with (col1 if idx % 2 == 0 else col2):
+        st.markdown(f"""
+            <div class="command-box">
+                <div class="command-name">🛠️ {cmd['Command']}</div>
+                <div class="description">{cmd['Description']}</div>
+                <div class="youtube-link">
+                    ▶️ <a href="{cmd['YouTube']}" target="_blank">Watch on YouTube</a>
+                </div>
+            </div>
+        """, unsafe_allow_html=True)
 
-``