feat: Display VDCs in region detail view

streamlit_server/views/regions.py

@@ -86,8 +86,30 @@ def render_detail():
     else:
         st.info("No access entries found for this region.")
 
+    st.header("Virtual Data Centers in this Region")
+    all_vdcs = st.session_state.client.get_virtual_data_centers()
+    region_vdcs = [vdc for vdc in all_vdcs if vdc.get('region_id') == region['id']] if all_vdcs else []
+
+    if region_vdcs:
+        # Fetch project names for better display
+        projects = st.session_state.client.get_projects()
+        project_map = {project['id']: project['name'] for project in projects} if projects else {}
+        
+        for vdc in region_vdcs:
+            vdc['project_name'] = project_map.get(vdc.get('project_id'), 'Unknown Project')
+            vdc['created_at'] = format_timestamp(vdc.get('created_at')) # Format timestamp
+
+        # Select and rename columns for display
+        vdc_df = pd.DataFrame(region_vdcs)
+        vdc_display_df = vdc_df[['id', 'name', 'project_name', 'status', 'created_at']]
+        vdc_display_df.rename(columns={'id': 'VDC ID', 'name': 'VDC Name', 'project_name': 'Project', 'status': 'Status', 'created_at': 'Created At'}, inplace=True)
+        
+        st.dataframe(vdc_display_df, use_container_width=True)
+    else:
+        st.info("No Virtual Data Centers found in this region.")
+
 
 if st.session_state.view_type == 'detail' and st.session_state.selected_resource_type=='region':
     render_detail()
 else:
-    render_list()
+    render_list()