feat: legacy domain and /buchung redirects in TYPO3 13's .htaccess

Ported unchanged from TYPO3 10's public/.htaccess, whose rules the static
docroots carry until the vhosts point at TYPO3 13; Force SSL as there.

Co-Authored-By: Claude Opus 5.5 <[email protected]>

public/.htaccess

@@ -297,6 +297,58 @@ AddDefaultCharset utf-8
 	# Enable URL rewriting
 	RewriteEngine On
 
+	# Legacy and campaign domains, consolidated onto their current host (from TYPO3 10's
+	# public/.htaccess, which the static docroots carry until the vhosts point here). These have to
+	# stay ahead of the Force SSL block and of TYPO3's catch-all at the end of this file.
+	RewriteRule ^buchung/(.*)$ https://bpn.ep-reisen.de/$1 [R=302,L,QSA]
+
+	RewriteCond %{HTTP_HOST} ^cllt\-touristik\.at$ [NC]
+	RewriteRule ^(.*) https://www.cllt-touristik.at/$1 [L,R=301]
+
+	RewriteCond %{HTTP_HOST} ^alpinevacation\.ch$ [NC]
+	RewriteRule ^(.*) https://www.alpinevacation.ch/$1 [L,R=301]
+
+	RewriteCond %{HTTP_HOST} ^(www\.)?semesterendeskireisen\.de$ [NC]
+	RewriteRule ^(.*) https://www.semesterende-skireisen.de/$1 [L,R=301]
+
+	RewriteCond %{HTTP_HOST} ^semesterende\-skireisen\.de$ [NC]
+	RewriteRule ^(.*) https://www.semesterende-skireisen.de/$1 [L,R=301]
+
+	RewriteCond %{HTTP_HOST} ^snowzone\.net$ [NC]
+	RewriteRule ^(.*) https://www.snowzone.net/$1 [L,R=301]
+
+	RewriteCond %{HTTP_HOST} ^ski\-boarderweek\.de$ [NC]
+	RewriteRule ^(.*) https://www.ski-boarderweek.de/$1 [L,R=301]
+
+	RewriteCond %{HTTP_HOST} ski\-boarderweek\.(com|eu)$ [NC]
+	RewriteRule ^(.*) https://www.ski-boarderweek.de/$1 [L,R=301]
+
+	RewriteCond %{HTTP_HOST} skiboarderweek\.(de|eu)$ [NC]
+	RewriteRule ^(.*) https://www.ski-boarderweek.de/$1 [L,R=301]
+
+	RewriteCond %{HTTP_HOST} ^ski\-wochenenden\.de$ [NC]
+	RewriteRule ^(.*) https://www.ski-wochenenden.de/$1 [L,R=301]
+
+	RewriteCond %{HTTP_HOST} ^ep\-events\.de$ [NC]
+	RewriteRule ^(.*) https://www.ep-events.de/$1 [L,R=301]
+
+	RewriteCond %{HTTP_HOST} ^ep\-reisen\.de$ [NC]
+	RewriteRule ^(.*) https://www.ep-reisen.de/$1 [L,R=301]
+
+	# The dropped path is deliberate: snow-break sends every deep link to the snowbreak
+	# landing page, unlike unichamp below, which keeps it.
+	RewriteCond %{HTTP_HOST} ^(www\.)?snow\-break\.(de|com) [NC]
+	RewriteRule (.*) https://snowbreak.ep-reisen.de/ [R=302,L]
+
+	# Matches the bare domain as well, so it lands on snowbreak in one hop.
+	RewriteCond %{HTTP_HOST} ^(www\.)?unichamp\.de$ [NC]
+	RewriteRule ^(.*) https://snowbreak.ep-reisen.de/$1 [L,R=302]
+
+	# Force SSL
+	RewriteCond %{HTTPS} off
+	RewriteCond %{HTTP:X-Forwarded-Proto} =http
+	RewriteRule (.*) https://%{HTTP_HOST}/$1 [R=301,L]
+
 	# Store the current location in an environment variable CWD to use
 	# mod_rewrite in .htaccess files without knowing the RewriteBase
 	RewriteCond $0#%{REQUEST_URI} ([^#]*)#(.*)\1$
@@ -305,8 +357,8 @@ AddDefaultCharset utf-8
 	# Rules to set ApplicationContext based on hostname
 	#RewriteCond %{HTTP_HOST} ^dev\.example\.com$
 	#RewriteRule .? - [E=TYPO3_CONTEXT:Development]
-	# Test vhost of the hybrid go-live (base variant in config/sites/ep-reisen); production
-	# traffic never reaches this file, the static docroots have their own .htaccess
+	# Test vhost (base variant in config/sites/ep-reisen); the production vhosts point here site by
+	# site (phase F), until then the static docroots have their own .htaccess
 	RewriteCond %{HTTP_HOST} ^staging\.ep-reisen\.de$
 	RewriteRule .? - [E=TYPO3_CONTEXT:Production/Staging]
 	# The frontend lives on www.ep-reisen.de (static export + TYPO3 13); here it would be duplicate