Merge branch '255-fix-make-error' into 'master'

Fix error when running `make` / `docker-compose up`

Closes #255

See merge request framasoft/mobilizon!292

Makefile

@@ -5,11 +5,6 @@ init:
 start: stop
 	@bash docker/message.sh "starting Mobilizon with docker"
 	docker-compose up -d api
-	docker-compose exec api sh -c "cd js && yarn install && cd ../"
-	docker-compose exec api mix deps.get
-	docker-compose exec api mix compile
-	docker-compose exec api mix ecto.create
-	docker-compose exec api mix ecto.migrate
 	@bash docker/message.sh "started"
 stop:
 	@bash docker/message.sh "stopping Mobilizon"

docker-compose.yml

@@ -30,7 +30,15 @@ services:
       MOBILIZON_DATABASE_USERNAME: postgres
       MOBILIZON_DATABASE_DBNAME: mobilizon_dev
       MOBILIZON_DATABASE_HOST: postgres
-    command: "mix phx.server"
+    command: >
+      sh -c "cd js &&
+      yarn install &&
+      cd ../ &&
+      mix deps.get &&
+      mix compile &&
+      mix ecto.create &&
+      mix ecto.migrate &&
+      mix phx.server"
 volumes:
   pgdata:
   .: