Add updated .htaccess entries for rewriting

html/.htaccess

@@ -10,8 +10,18 @@ RewriteRule ^(.*)$ https://docs.perl6.org/$1 [R=permanent,L]
 # non-Windows operating systems. Since we used that earlier, rewrite in reverse
 # in case someone is using the long and awful URLs
 # RewriteRule ^type/(.*?)::(.*) /type/$1\$COLON\$COLON$2 [N]
-RewriteRule ^type/(.*?)\$COLON\$COLON(.*) /type/$1::$2 [N]
-RewriteRule ^type/(.*?)\$COLON(.*) /type/$1::$2 [N]
+#RewriteRule ^type/(.*?)\$COLON\$COLON(.*) /type/$1::$2 [N]
+#RewriteRule ^type/(.*?)\$COLON(.*) /type/$1::$2 [N]
+
+## Generated:
+RewriteRule          ^(/?type/.*/[^/]*?)([^/]*?\$COLON[^/]*)$ $1:$2 [N]
+RewriteRule          ^(/?type/.*/[^/]*?)\$COLON([^/\$COLON]*)$       $1:$2 [R=301]
+
+RewriteRule       ^(/?routine/.*/[^/]*?)([^/]*?%5E[^/]*)$ $1\$CIRCUMFLEX_ACCENT$2 [N]
+RewriteRule       ^(/?routine/.*/[^/]*?)%5E([^/%5E]*)$       $1\$CIRCUMFLEX_ACCENT$2 [R=301]
+
+##
+
 RewriteRule ^type/(.*?)\$REVERSE_SOLIDUS(.*) /type/$1%5c$2 [N]
 
 Redirect 301 /language/5to6 https://docs.perl6.org/language/5to6-nutshell