Workshop workflow - add a data vis?

We generally get good feedback from the workshop workflow jupyter tutorial, but one suggestions for feedback was to add a vis as well. Let's add a datavis example somewhere within the tutorial if possible. @rachellyne any suggestions what that might be?

找到 workshop workflow 的 Jupyter 教學，並檢視其中現有的範例與結構。該 issue 沒有指定檔案、視覺化內容或測試；完成的標準是教學包含一個合適的資料視覺化範例，並且對讀者來說仍然連貫。

由索引模型根據 Issue 內容生成。