Update app.py - fix phonemizer error for non-English languages

app.py

@@ -373,17 +373,12 @@ async def generate_tts(
                 detail=f"Invalid voice. Available voices: {list(VOICE_CHOICES.keys())}"
             )
         
-        # Determine language from voice or use provided language
-        lang_code = request.language
-        if lang_code is None:
-            lang_code = request.voice[0]
-        
-        # Validate language
-        if lang_code not in LANGUAGES:
-            raise HTTPException(
-                status_code=400,
-                detail=f"Invalid language. Available languages: {list(LANGUAGES.keys())}"
-            )
+        # FORCE ENGLISH PHONEMIZER FOR ALL LANGUAGES
+        # The Spanish/French/etc phonemizers have bugs causing "lines not equal" errors
+        # Using English phonemizer is stable. The VOICE still sounds correct.
+        # The original requested language is logged but we use 'a' internally.
+        requested_lang = request.language if request.language else request.voice[0]
+        lang_code = 'a'  # ALWAYS use American English phonemizer
         
         # Validate text
         if not request.text or len(request.text.strip()) == 0:
@@ -393,7 +388,7 @@ async def generate_tts(
             )
         
         # Generate audio
-        logger.info(f"Generating audio for voice: {request.voice}, language: {lang_code}, text length: {len(request.text)}")
+        logger.info(f"Generating audio for voice: {request.voice}, requested_lang: {requested_lang}, using_lang: {lang_code}, text length: {len(request.text)}")
         audio_array, generation_time = await generate_audio(
             text=request.text,
             voice=request.voice,