* may create tts type conversation
* support tts reply
* upgrade deps
* test: e2e for create TTS conversation
* test: e2e for gpt conversation
* test: e2e for from create conversation to add speech audio to library
* refactor use-conversation
* generate speech before create msg in tts conversation
* refactor conversation-shorts
* revert change in 1000-hours
* revert sass dep changed in 1000-hours
* fix CI
* add enjoyAI as option
* use enjoyai config
* may call enjoyai
* may set default ai engine
* refactor setting context
* refactor preferences
* add warning when openai key not provided
* tweak locale
* update duration for audio/video
* add balance settings
* may select ai role when create conversation
* may forward message from conversation
* tweak ui
* refactor transcribe method
* refactor ai commands to hooks
* fix webapi
* tweak playback rate options
* add playMode, next & prev, ref: #124
* upgrade deps
* may skip whisper model download
* audios/videos default order by updated_At