Support SELinux in .examples/docker-compose/insecure/

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

@@ -6,7 +6,7 @@ services:
     command: --transaction-isolation=READ-COMMITTED --binlog-format=ROW
     restart: always
     volumes:
-      - db:/var/lib/mysql
+      - db:/var/lib/mysql:z
     environment:
       - MYSQL_ROOT_PASSWORD=
     env_file:
@@ -18,7 +18,7 @@ services:
     ports:
       - 8080:80
     volumes:
-      - nextcloud:/var/www/html
+      - nextcloud:/var/www/html:z
     environment:
       - MYSQL_HOST=db
     env_file:

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

@@ -6,7 +6,7 @@ services:
     command: --transaction-isolation=READ-COMMITTED --binlog-format=ROW
     restart: always
     volumes:
-      - db:/var/lib/mysql
+      - db:/var/lib/mysql:z
     environment:
       - MYSQL_ROOT_PASSWORD=
     env_file:
@@ -16,7 +16,7 @@ services:
     image: nextcloud:fpm
     restart: always
     volumes:
-      - nextcloud:/var/www/html
+      - nextcloud:/var/www/html:z
     environment:
       - MYSQL_HOST=db
     env_file:

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

@@ -5,7 +5,7 @@ services:
     image: postgres
     restart: always
     volumes:
-      - db:/var/lib/postgresql/data
+      - db:/var/lib/postgresql/data:z
     env_file:
       - db.env
 
@@ -15,7 +15,7 @@ services:
     ports:
       - 8080:80
     volumes:
-      - nextcloud:/var/www/html
+      - nextcloud:/var/www/html:z
     environment:
       - POSTGRES_HOST=db
     env_file:

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

@@ -5,7 +5,7 @@ services:
     image: postgres
     restart: always
     volumes:
-      - db:/var/lib/postgresql/data
+      - db:/var/lib/postgresql/data:z
     env_file:
       - db.env
 
@@ -13,7 +13,7 @@ services:
     image: nextcloud:fpm
     restart: always
     volumes:
-      - nextcloud:/var/www/html
+      - nextcloud:/var/www/html:z
     environment:
       - POSTGRES_HOST=db
     env_file: