use host ports for traefik which allows to see the real client's IP

ansible/roles/traefik/docker-stack.yml.j2

@@ -23,9 +23,18 @@ services:
     networks:
       - traefik
     ports:
-      - 443:443
+      - mode: host
-      - 80:80
+        protocol: tcp
-      - 444:444
+        published: 443
+        target: 443
+      - mode: host
+        protocol: tcp
+        published: 80
+        target: 80
+      - mode: host
+        protocol: tcp
+        published: 444
+        target: 444
     deploy:
       placement:
         constraints: