[STORY] As a programme coordinator, I need the ability to move individual episodes, in order to keep the information of existing, but re-scheduled episodes

In the IG Aura meeting on 2022-10-24 people from multiple radios issued the need for the feature to move timeslots on the calendar. This involves an review and update of the logic in Steering, plus the corresponding Drag & Drop behavior in Dashboard.

Sub Tasks

• Ability to move individual timeslots (steering#128 - closed)
• Provide UI to update date and time of a single ... (dashboard#111 - closed)