[STORY 1.2] Select and configure SQL database (MySQL/PostgreSQL)

[catapam]

As a developer, I want to select and configure a SQL database (MySQL or PostgreSQL) so that the project has a reliable and scalable data storage solution.

Acceptance Criteria:

• [x] The SQL database (MySQL/PostgreSQL) is chosen based on project requirements.
• [ ] The selected database is installed and configured locally.
• [x] Database settings are properly configured in settings.py.
• [x] Initial database migrations are created and applied.

Tasks:

• [x] #117
• [x] #118
• [x] #119
• [x] #120
• [ ] #121

Linked Issues:

• 105

• Documentation: SQL Database Setup Documentation

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