fix: app.py copied

Dockerfile

@@ -12,7 +12,7 @@ ENV PATH="/home/user/.local/bin:$PATH"
 WORKDIR /app
  
 COPY --chown=user requirements.txt .
-COPY --chown=user main.py .
+COPY --chown=user app.py .
 
 RUN pip install --no-cache-dir -r requirements.txt torch torchaudio whisper
 RUN python -c "import whisper; whisper.load_model('base')"