utils/transcriber.py

import whisper

def transcribe_audio(file_path: str) -> str:
    """
    Transcribe an audio/video file using local Whisper model.
    """
    # Load small model for faster processing (you can use "base", "medium", or "large")
    model = whisper.load_model("small")
    result = model.transcribe(file_path)
    return result["text"]