Add Docker Support, .dockerignore, and Update README to Simplify App Startup

[felipe-de-godoy]

Summary:
This pull request enhances the setup process for the application by introducing comprehensive Docker support. It includes the addition of Docker configuration files and a .dockerignore file, along with updates to the README. These changes aim to streamline and simplify the process of starting the app, making it more accessible and user-friendly.

Changes Made:

1. Docker Files Added:

   • Dockerfile: Defines the Docker image, including the necessary environment and dependencies.
   • docker-compose.yml: Facilitates multi-container Docker applications, orchestrating the starting of services.
   • .dockerignore: Specifies which files and directories should be ignored by Docker to optimize the build process.

2. Updated README:

   • Added detailed instructions on how to use Docker to start the app.
   • Provided guidance on setting up credentials.
   • Included a step-by-step guide on running docker-compose up.

Issue solved: #5