Add local composer cache

Author: andypost

Makefile

@@ -145,7 +145,7 @@ down:
 	@if [ ! -z "$(shell docker ps -f 'name=$(COMPOSE_PROJECT_NAME)_chrome' --format '{{.Names}}')" ]; then \
 		echo 'Stoping browser driver.' && make -s browser_driver_stop; fi
 
-DIRS = web/core web/libraries web/modules/contrib web/profiles/contrib web/sites web/themes/contrib vendor
+DIRS = web/core web/libraries web/modules/contrib web/profiles/contrib web/sites web/themes/contrib vendor .cache/composer/cache
 
 ## Totally remove project build folder, docker containers and network
 clean: info

docker/docker-compose.override.yml.default

@@ -6,6 +6,7 @@ services:
   php:
     environment:
       COMPOSER_MEMORY_LIMIT: "-1"
+      COMPOSER_CACHE_DIR: /var/www/html/.cache/composer/cache
 #      BLACKFIRE_CLIENT_ID: x
 #      BLACKFIRE_CLIENT_TOKEN: x
 #      NEW_RELIC_LICENSE_KEY: x