Fix #370: leverage docker compose override to skip mount in CI

Makefile

@@ -52,9 +52,9 @@ test: $(INSTALL_STAMP)  ## Run unit tests
     kinto-remote-settings cronjobs git-reader
 
 browser-test:  ## Run browser tests using Docker
-	docker compose --profile=browser-tests build browser-tests -q
-	docker compose run --rm web migrate
-	docker compose run --rm browser-tests
+	docker compose -f docker-compose.yml --profile=browser-tests build browser-tests -q
+	docker compose -f docker-compose.yml run --rm web migrate
+	docker compose -f docker-compose.yml run --rm browser-tests
 
 build:  ## Build containers
 	docker build --file RemoteSettings.Dockerfile --target production --tag remotesettings/server .

docker-compose.override.yml

@@ -0,0 +1,5 @@
+services:
+  web:
+    volumes:
+      - ./config:/app/config
+      - ./kinto-remote-settings:/app/kinto-remote-settings

docker-compose.yml

@@ -57,8 +57,6 @@ services:
       - GRANIAN_ACCESS_LOG=true
       - KINTO_SLACK_DEBUG_DIR=/app/slack
     volumes:
-      - ./config:/app/config
-      - ./kinto-remote-settings:/app/kinto-remote-settings
       - debug-mail:/app/mail
       - debug-slack:/app/slack
       - attachments:/tmp/attachments