Validate and normalize custom TTS server URLs before proxying requests. Gate server TTS availability by provider mode to avoid OpenAI/custom misrouting. Keep browser and message TTS hooks aligned with the new provider-specific checks.
Validate and normalize custom TTS server URLs before proxying requests. Gate server TTS availability by provider mode to avoid OpenAI/custom misrouting. Keep browser and message TTS hooks aligned with the new provider-specific checks.