added doc to all but the login controller

package-lock.json

package.json

src/groups/dto/create-group.dto.ts

src/groups/dto/update-group.dto.ts

src/groups/entities/group.entity.ts

src/groups/groups.controller.ts

src/internships/dto/create-internship.dto.ts

src/internships/dto/internship.dto.ts

src/internships/dto/nested-create/address.dto.ts

src/internships/dto/nested-create/affectation.dto.ts

src/internships/dto/nested-create/company.dto.ts

src/internships/dto/nested-create/compensation.dto.ts

src/internships/dto/nested-create/information.dto.ts

src/internships/dto/nested-create/student.dto.ts

src/internships/dto/nested-create/tracking.dto.ts

src/internships/entities/internship.entity.ts

src/internships/entities/nested-entities/address.entity.ts

...nternships/entities/nested-entities/affectation.entity.ts

src/internships/entities/nested-entities/company.entity.ts

...ternships/entities/nested-entities/compensation.entity.ts