Add an example override for the CLI container.

.gitignore

@@ -3,3 +3,4 @@
 app/node_modules
 app/vendor
 app/.env
+docker-compose.override.yml

app/composer.lock

@@ -6248,12 +6248,12 @@
     ],
     "aliases": [],
     "minimum-stability": "stable",
-    "stability-flags": [],
+    "stability-flags": {},
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
         "ext-pdo": "*"
     },
-    "platform-dev": [],
+    "platform-dev": {},
     "plugin-api-version": "2.6.0"
 }

docker-compose.override.yml.sample

@@ -0,0 +1,4 @@
+version: '3.8'
+services:
+  cli:
+    user: "1000:1000"

docker-compose.yml

@@ -15,6 +15,7 @@ services:
       dockerfile: 'dev/php/Dockerfile'
     volumes:
       - './app:/var/www/slovocast'
+    user: "${UID}:${GID}"
     entrypoint: [ "bash", "-c" ]
     profiles:
       - noboot