Update Dockerfile

Dockerfile

@@ -22,7 +22,7 @@ ENV PATH="/app/venv/bin:$PATH"
 RUN pip install --upgrade pip && \
     pip install --no-cache-dir --upgrade -r /app/requirements.txt
 
-CMD streamlit run app.py \
+CMD streamlit run main.py \
     --server.headless true \
     --server.enableCORS false \
     --server.enableXsrfProtection false \