Pin dependencies

Author: renovate[bot]

.devcontainer/docker-compose.yml

@@ -2,7 +2,7 @@ version: '3.6'
 
 services:
   app:
-    image: wordpress
+    image: wordpress@sha256:8aefed4903adbf0a085f83c034a558e721fb4003835627be000e3f4416ca4af0
     restart: always
     ports:
       - 8080:80
@@ -15,7 +15,7 @@ services:
       - ../..:/workspaces:cached
 
   db:
-    image: mariadb
+    image: mariadb@sha256:c006c05608604cf21c9f5b13af3ba7d6ccb3df5bc042c3fe294e0b6d34689b55
     restart: unless-stopped
     environment:
       MYSQL_DATABASE: exampledb