Introduces Swagger and OpenAPI documentation generation for the
backend API. Configures bearer authentication globally while
allowing explicit bypasses for public endpoints. Exports nested
DTO classes across several modules so the NestJS Swagger plugin
can correctly reflect their schema definitions.
Closes#399
- add audit events for OIDC login and user provisioning
- improve callback error messages and state validation
- add OIDC provider schema and initial migration
neon