Chat approvals
Install the Slack app
GET
/slack/installStarts Slack’s OAuth v2 install for a workspace (?workspace=<id>). The link is bound to the person who started it, works once and lasts ten minutes. See set up Slack.
#Authentication
Session cookie
A signed-in person: the console's session cookie. Every state-changing request also carries the header x-immiscible-csrf: 1, and the member's role decides what it may do. Bearer tokens are ignored on these routes, so no machine credential can reach them.
A browser redirect for an owner or admin, signed in.