feature/database_reader

[jaagut]

Description

This pull request adds a new feature to the project that includes setting a default database path and adding a simple database reader.

• The commit "Set default database path" implements the functionality to set the default path for the database.
• The commit "Add simple database reader" introduces a basic database reader to the project.

These changes enhance the project by improving database operations and providing a simple way to read data from the database.