Baseline database migration command

https://www.prisma.io/docs/orm/prisma-migrate/workflows/baselining#baselining-a-database

```bash
npx prisma migrate diff \
--from-empty \
--to-schema-datamodel prisma/schema.prisma \ # <--- `--to-schema-datamodel` was removed. Please use `--[from/to]-schema` instead.
--script > prisma/migrations/0_init/migration.sql
```