Fix 'JsonArgsRecommended' warning at build

Author: niccolomineo

{{cookiecutter.project_dirname}}/Dockerfile

@@ -75,4 +75,4 @@ RUN python3 -m pip install --user --no-cache-dir -r requirements/local.txt
 COPY --chown=$APPUSER . .
 RUN DJANGO_SECRET_KEY=build python3 -m manage collectstatic --clear --link --noinput
 ENTRYPOINT ["./scripts/entrypoint.sh"]
-CMD ["sh", "-c", "python3 -m manage runserver 0.0.0.0:${INTERNAL_SERVICE_PORT}"]
+CMD ["sh", "-c", "exec python3 -m manage runserver 0.0.0.0:${INTERNAL_SERVICE_PORT}"]