Mail/surface catalogs used non-resolving anastasis.taler-systems.com;
point to mail.anastasis.lu (pixel) and anastasis.lu. Stage mon defaults
include e2e with francpaysan-secrets + wallet-cli paths.
devtesting runs a log-spaced amount ladder up to CHF:50000 after the
baseline plumbing probe. Each rung uses geniban debit funding. Defaults
DEVTESTING_LADDER=1 STEPS=23 MAX=50000; stage RUN_TIMEOUT example 1800s.
