Grant Resource Access

Grant access to a resource (project).

Only works for organizational resources. Personal resources cannot be shared. User must have appropriate permissions on the resource.

Note: For org-level permissions, use OrganizationMember roles instead.

:param request_fastapi: FastAPI request object. :param resource_type: Type of resource ("project"). :param resource_id: Resource ID. :param access_data: Access grant data. :param session: Database session. :return: Created access entry.