feat: add voice transcription

app/core/openai_voice_transcription_client.py

@@ -20,8 +20,36 @@ async def generate_voice(messages: list):
     try:
         response = client.chat.completions.create(
             model=OPENAI_AUDIO_MODEL,
-            response_format="mp3",
             messages=messages,
+            max_tokens=1000,
+            temperature=0.7,
+            stream=False
+        )
+        
+        if not response.choices or not response.choices[0].message.content:
+            return "No response content from the model"
+            
+        return response.choices[0].message.content
+        
+    except OpenAIError as e:
+        error_msg = f"OpenAI API Error: {str(e)}"
+        print(error_msg)
+        raise Exception(error_msg) from e
+    except Exception as e:
+        error_msg = f"Unexpected error: {str(e)}"
+        print(error_msg)
+        raise Exception(error_msg) from e
+    
+async def generate_transcription(audio_file_path: str) -> str:
+    if not audio_file_path:
+        raise ValueError("Audio file path cannot be empty")
+
+    try:
+        response = client.audio.transcriptions.create(
+            model=OPENAI_AUDIO_MODEL,
+            file=audio_file_path,
+            response_format="text",
+            language="id"
         )
         
         if not response.choices or not response.choices[0].message.content: