Fixes: 1) Corrected `docker-compose.yml` to reference renamed Dockerfiles for `app`, `worker`, `stock_updater`, and `beat`;
Extra: 1) Renamed Dockerfiles to align with consistent naming convention.
Fixes: 1) Ensure `NODE_ENV` is consistently removed from Dockerfile and docker-compose.
Extra: 1) Simplify `NODE_ENV` handling in docker-compose configuration.
Fixes: 1) Update dependencies in `package-lock.json` with the latest versions to address compatibility issues;
Extra: 1) Remove unused dependencies and redundant package references from `package-lock.json` for optimization; 2) Improve scripts and permission setups in Dockerfile for clarity and security.
Fixes: 1) Update Celery worker configuration in `worker-entrypoint.sh` to optimize worker pool and task limits;
Extra: Refactor `docker-compose.yml` and scripts for improved service management.