Adding items to a specific event like "Just woke up," After Breakfast," etc is now done through the tags section of the entry screen.
Say for example, you wanted to log a blood glucose reading as "Before Breakfast"
1. Select the "Add Blood Glucose Button"
2. On the Entry Screen Scroll down to the "Tag Section"
3. Once selected you can Tag the entry with any number of tags and even add custom ones too
4. When you are done, close the Tag menu and complete your entry to save it.