this implements first version (manageable only by admin right now)
routes:
GET /api/groups
List subject groups (paginated). Admin-only.
POST /api/groups
Create a new ReBAC subject group. Admin-only. The name must match the RFC 5321 local-part shape and be globally unique (case-insensitive).
GET /api/groups/search
Search non-virtual groups by name substring. Authenticated only (no admin role required) — backs the share-dialog recipient autocomplete.
GET /api/groups/{id}
Fetch a single group's details. Admin-only.
DELETE /api/groups/{id}
Delete a group. Cascades to `subject_group_members` (FK) and to `access_grants` rows referencing this group as a subject. Admin-only.
PATCH /api/groups/{id}
Update a group's metadata. Admin-only. v1 only persists name renames.
GET /api/groups/{id}/effective-members
List every user transitively reached through this group (members of members of members, etc.). Used by admin / audit tooling. Admin-only.
GET /api/groups/{id}/members
List the *direct* members of a group (one level only). Admin-only.
POST /api/groups/{id}/members
Add a member to a group. Exactly one of `user_id` / `group_id` must be provided. Adding a group-member runs a write-time cycle check and a nesting-depth check (max 8). Admin-only.
DELETE /api/groups/{id}/members/group/{gid}
Remove a nested group-member from a group. Admin-only.
DELETE /api/groups/{id}/members/user/{uid}
Remove a user-member from a group. Admin-only.
fix hurl
groups
round
groups
Edouard Vanbelle