Route /thumbnail/* on files.hubris.network to Seafile Pro thumbnail-server (LXC 125:8081)

Caddyfile

@@ -184,6 +184,21 @@ files.hubris.network {
 	request_body {
 		max_size 10GB
 	}
+	# /thumbnail/* served by the Pro thumbnail-server (LXC 125 port 8081).
+	@thumb path /thumbnail/*
+	handle @thumb {
+		reverse_proxy 192.168.8.185:8081 {
+			header_up X-Forwarded-Proto https
+			header_up X-Forwarded-Host {host}
+			header_up Host {host}
+			transport http {
+				dial_timeout 30s
+				read_timeout 1h
+				write_timeout 1h
+			}
+		}
+	}
+	handle {
 		reverse_proxy 192.168.8.185:80 {
 			header_up X-Forwarded-Proto https
 			header_up X-Forwarded-Host {host}
@@ -202,4 +217,5 @@ files.hubris.network {
 			}
 			flush_interval -1
 		}
+	}
 }