Use when the user asks to "set up authentication", "add login", "add logout", "add sign in", "enable auth", "add role-based access", "add authorization", "protect routes", "configure identity provider", "configure Entra ID", "configure Entra External ID", "configure OpenID Connect", "add OIDC", "set up SAML", "set up WS-Federation", "set up local login", "add username password", "add Facebook login", "add Google sign in", "add Microsoft Account", "set up invitation login", or otherwise wants to set up authentication (login/logout) and role-based authorization for their Power Pages code site using any supported identity provider (Microsoft Entra ID, Entra External ID, OpenID Connect, SAML2, WS-Federation, local authentication, Microsoft Account, Facebook, or Google).