don't expose insecure ports to public

.examples/docker-compose/insecure/mariadb/apache/docker-compose.yml

@@ -20,7 +20,7 @@ services:
     image: nextcloud:apache
     restart: always
     ports:
-      - 8080:80
+      - 127.0.0.1:8080:80
     volumes:
       - nextcloud:/var/www/html
     environment:

.examples/docker-compose/insecure/mariadb/fpm/docker-compose.yml

@@ -34,7 +34,7 @@ services:
     build: ./web
     restart: always
     ports:
-      - 8080:80
+      - 127.0.0.1:8080:80
     volumes:
       - nextcloud:/var/www/html:ro
     depends_on:

.examples/docker-compose/insecure/postgres/apache/docker-compose.yml

@@ -17,7 +17,7 @@ services:
     image: nextcloud:apache
     restart: always
     ports:
-      - 8080:80
+      - 127.0.0.1:8080:80
     volumes:
       - nextcloud:/var/www/html
     environment:

.examples/docker-compose/insecure/postgres/fpm/docker-compose.yml

@@ -31,7 +31,7 @@ services:
     build: ./web
     restart: always
     ports:
-      - 8080:80
+      - 127.0.0.1:8080:80
     volumes:
       - nextcloud:/var/www/html:ro
     depends_on: