docs: new root as prior history lost (orphan + GC); ~215 commits not recoverable

configs/caddy/Caddyfile.taler-host

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+# LEGACY — historical Taler-only Caddy sketch (merchant backend :8081).
+# Do NOT use on koopa. Current multi-vhost config:
+#   configs/caddy/Caddyfile  (canonical)
+#   host/caddy/Caddyfile     (same content)
+#
+# Kept only as archaeology of the early taler.hacktivism.ch TLS layout.
+
+# Multi-domain reverse proxy (TLS terminate on host)
+# Backend at the time: container nginx TLS on 8081
+
+{
+# no global auto-HTTPS email yet; per-site manual certs
+auto_https disable_redirects
+}
+
+taler.hacktivism.ch {
+tls /etc/caddy/certs/taler.hacktivism.ch/fullchain.pem /etc/caddy/certs/taler.hacktivism.ch/privkey.pem
+
+reverse_proxy https://127.0.0.1:8081 {
+transport http {
+tls_insecure_skip_verify
+}
+}
+}