Make overriding of docker-compose more easy

.env

@@ -1,4 +1,3 @@
 COMPOSE_PROJECT_NAME=tramaint
-COMPOSE_FILE=docker/docker-compose.yml
 
 TRANS_MAINTAIN_INSERT_MISSED_KEYS=no

.gitignore

@@ -10,3 +10,4 @@
 .php-cs-fixer.cache
 .phpunit.result.cache
 composer.lock
+docker-compose.override.yml

docker/Dockerfile → Dockerfile

@@ -1,5 +1,5 @@
-ARG PHP_VERSION=php:7.4-cli
-FROM ${PHP_VERSION}
+ARG PHP_IMAGE
+FROM ${PHP_IMAGE}
 RUN apt-get --allow-releaseinfo-change update && apt-get install -y \
         libxml2-dev \
         libzip-dev \

docker/docker-compose.yml → docker-compose.yml

@@ -3,8 +3,8 @@ version: '3.1'
 services:
   php:
     build:
-      context: ..
-      dockerfile: docker/Dockerfile
+      context: .
+      dockerfile: Dockerfile
       args:
         PHP_IMAGE: ${PHP_IMAGE:-php:7.4-cli}
         PHP_XDEBUG_PORT: ${PHP_XDEBUG_PORT:-9003}