update container names

Author: Shafiya-Heena

Dockerfile

@@ -43,7 +43,7 @@ RUN a2enmod rewrite
 
 
 # create an index directory
-RUN mkdir /var/www/index
+RUN mkdir -p /var/www/index
 
 # Install Composer
 RUN curl -sS https://getcomposer.org/installer \

docker-compose.yml

@@ -9,16 +9,16 @@ version: '2.4'
 
 services:
 
-  index-wordpress:
-    container_name: index-wordpress
+  index-web:
+    container_name: index-web
     depends_on:
-      - index-wpdb
+      - index-db
     build: .
     networks:
       - index-backend
     environment:
       MYSQL_ROOT_PASSWORD: root
-      PMA_HOST: index-wpdb
+      PMA_HOST: index-db
       PMA_PORT: 3306
       WORDPRESS_CONFIG_EXTRA: |
         # Use dispatch port by default
@@ -28,7 +28,7 @@ services:
           define('WP_HOME', 'http://localhost:8080');
           define('WP_SITEURL', 'http://localhost:8080');
         }
-      WORDPRESS_DB_HOST: index-wpdb:3306
+      WORDPRESS_DB_HOST: index-db:3306
       WORDPRESS_DB_PASSWORD: root
       WORDPRESS_DB_USER: root
       WORDPRESS_DB_name: wordpress
@@ -62,8 +62,8 @@ services:
       - ./cache:/var/www/index/cache:ro
 
 
-  index-wpdb:
-    container_name: index-wpdb
+  index-db:
+    container_name: index-db
     environment:
       MYSQL_DATABASE: wordpress
       MYSQL_ROOT_PASSWORD: root