vouch modes (admin only vouching)

value

• as an admin of a security-conscious channel, I want fine-grained control over who can invite people to the channel.

behavior

command: VOUCHING OFF/ON/ADMIN

• VOUCHING OFF -> anyone can join
• VOUCHING ON -> someone can join if they have an invite
• VOUCHING ADMIN -> someone can join if they have an invite from an admin

vouching scenarios

issuing command

• admin issues VOUCHING ON / VOUCHING ADMIN/ VOUCHING OFF
  • other admins get helpful notification that vouching behavior changed
• rando/subscriber issues VOUCHING ON / VOUCHING ADMIN/ VOUCHING OFF

issuing invites

• rando sends invite: UNAUTHORIZED

VOUCHING ON

• subscriber sends invite: SUCCESS
• admin sends invite: SUCCESS

VOUCHING ADMIN

• subscriber sends invite: UNAUTHORIZED
• admin sends invite: SUCCESS

VOUCHING OFF

• admin/subscriber sends invite: SUCCESS