Day 88 of #100DaysOfCode — DevCollab: Data Models and Database Schema

Yesterday, the authentication foundation was laid; custom user model, JWT endpoints, everything tested in Postman. Today was about completing the entire database layer before writing a single API view. Models, relationships, constraints, migrations, admin registration, and seeded test data. By the end of today, the database will be fully shaped and ready for the API to be built on top of it tomorrow. The Reason Behind Finishing Models First It's tempting to build features incrementally: write a