prepare v2.0.1

[julien-nc]

Added

• Ability to cancel a task while waiting for results in the assistant @julien-nc #97

Changed

• Set min and max NC version to 30
• Switch from text processing to task processing API @julien-nc #97
• UI/UX improvements @julien-nc #97
• Avoid blocking a Php runner waiting for ChattyUI tasks to finish, poll in the frontend like the other task types @julien-nc #97
• Get rid of the smart picker custom components, open the assistant instead @julien-nc #97
• Simplify image generation, let users download or share result images directly in the assistant @julien-nc #97
• Simplify the audio recorder and make it look more like the one in Talk @julien-nc #97