more fixes

docker/Caddyfile

@@ -1,8 +1,10 @@
 {
-	admin off
+	admin on
 	auto_https off
 	http_port 8080
 	https_port 0
+	cert_issuer internal
+	skip_install_trust
 
 	log {
 		output stderr
@@ -10,6 +12,10 @@
 		level INFO
 	}
 
+	servers {
+		protocols h1
+	}
+
 	storage file_system {
 		root /app/run/caddy
 	}
@@ -31,7 +37,7 @@
 	# Handle media files
 	handle /media/* {
 		uri strip_prefix /media
-		root * /app/mediafiles
+		root * /data/media
 		file_server
 	}