SkillDIalog only allow message and event activity types to start a skill, this DCR is about: - Removing that restriction so any activity type can be used. - Adding a mechanism so developers and extend the dialog and add restrictions if needed. - Adding support to handle Invoke activities (it will require special logic). ## Tracking Status **Dotnet SDK** (Tracked in [issue](https://github.com/microsoft/botbuilder-dotnet/issues/3833)) - [x] PR - [x] Merged **Javascript SDK** (Tracked in [issue](https://github.com/microsoft/botbuilder-js/issues/2139)) - [x] PR - [x] Merged **Python SDK** (Tracked in [issue](https://github.com/microsoft/botbuilder-python/issues/1026)) - [x] PR - [x] Merged