Graph API Coverage

CLI area	Graph area	Notes
auth	Microsoft identity platform	Delegated OSO public client by default.
team	Teams	User access and tenant policy apply.
channel	Channels	Shared/private channels can need additional access.
message	Chat messages	Normal mutation requires delegated tokens.
chat	Chats	Meeting chats can have roster restrictions.
presence	Presence	Tenant policy can restrict reads/writes.
file	Drive items behind Teams files	Validate permissions per tenant.
subscribe	Change notifications	Requires public HTTPS callback URL.