US-003 — Manage collection access and permissions

## User story

> As a lead, I want to add and remove users from my collections and change their permissions, so that the right people have the right access as the team changes.

| Project field | Value |
|---|---|
| Rank | 3 |
| MoSCoW | Must have |
| Persona | Lead |
| Wiki source | T2 |

## Planning notes

Agreed; define named roles and separate image-identification access from exact-location access.

## Source

[SPARCd Personas & User Stories](https://github.com/CulverLab/sparcd-requirements/wiki/User-Stories)

Start with the linked SPARCd Personas & User Stories wiki page and its T2 source. Clarify the named roles and the distinction between image-identification and exact-location access; done means the collection access rules and permission changes are specified for leads.

Written by the indexing model from the issue text.