GeezerVison

accept both /.well-known/solid/logout and /.well-known/solid/logout/ in OIDC auth routes
classify both well-known logout paths as logout requests in session/origin checks
keep logout flow consistent for cookie-backed sessions used by NSS
add integration coverage for the well-known logout endpoint in OIDC authentication tests
This fixes cases where client logout changed UI state but did not reliably trigger NSS server-side signout behavior.

…t aliases

add robust session/cookie cleanup on goodbye route in webid-oidc.mjs
support .well-known and /solid logout route aliases before redirecting to goodbye in webid-oidc.mjs
include /solid/logout paths in logout request detection in create-app.mjs