* Add tts UI
* Add tts backend
* Add description to eleven labs credentials
* Fix issue with fetching eleven labs voices
* Fix issue with text to speech tab not showing correct saved voice
* Add option to autoplay tts audio after prediction completes
* Fix crash issue when first changing tts provider
* Set up streaming response for text to speech audio
* Update controllers - fix issue with sse client getting removed before tts events are sent
* Use existing sse streamer to stream tts audio before sse client is removed
* Add tts sse to redis publisher
* Fix issues with TTS - openai voices, streaming audio, rate limiting, speed of speech
* Refactor
* Refactor TTS - fix issues with tts loading and stop audio buttons
* Abort TTS SSE when clicking the stop button
* Update SSE handling for TTS
* Fix issue with test voice feature
* Fix issue with tts voices not loading
* Update generate tts endpoint and its usage in internal chat
* Whitelist tts generate endpoint
* Refactor Text-to-Speech Provider Selection and Enhance UI Components
- Updated the text-to-speech controller to select the active provider based on status instead of the first available provider
- Added audio waveform controls and test audio functionality in the TextToSpeech component, allowing users to play and pause test audio
- Integrated Autocomplete for voice selection in the TextToSpeech component
- Implemented TTS action management in ChatMessage to prevent auto-scrolling during TTS actions
* - Implemented stopAllTTS function calls to halt existing TTS audio before playing new audio or starting a new TTS stream
* Updated the condition for enabling TTS providers to exclude the 'none' provider, ensuring only valid providers are considered for text-to-speech functionality.
* Remove unnecessary code
* Add ability to abort audio streaming in TTS and release lock on chat input
* Remove logger
* Fix tts audio not playing when clicking speaker button
* update
* TTS abort controller
* Fix abort not working for TTS autoplay
* Send metadata event when aborting autoplay TTS
* Fix UI issue
* Remove elevenlabs sdk from root package.json
* Remove redundant condition for tts autoplay in chatflow
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Co-authored-by: Henry <hzj94@hotmail.com>