--- roles: subscriber: description: Can read posts and leave comments but cannot write or manage content author: description: Can write and manage own posts contributor: description: Can write and submit posts for review but cannot publish editor: description: Can publish and manage all posts, including those by other users administrator: description: "Has full administrative access: manage themes, plugins, settings, and users" mcp: description: Can drive this application through an MCP client, which acts with the credentials the deployment issued rather than the caller's own