diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 68b1bcf08..7dcf05913 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,50 +1,76 @@
 ---
-image: registry.gitlab.com/chill-projet/chill-app/php-base-image:7.4
 
 # Select what we should cache between builds
 cache:
-  paths:
-    - tests/app/vendor/
-    - .composer
-
-before_script:
-  # add extensions to postgres
-  - PGPASSWORD=$POSTGRES_PASSWORD psql -U $POSTGRES_USER -h db -c "CREATE EXTENSION IF NOT EXISTS unaccent; CREATE EXTENSION IF NOT EXISTS pg_trgm;"
-  # Install and run Composer
-  - mkdir -p $COMPOSER_HOME
-  - curl -sS https://getcomposer.org/installer | php
-  - php -d memory_limit=2G composer.phar install
-  - php tests/app/bin/console doctrine:migrations:migrate -n
-  - php -d memory_limit=2G tests/app/bin/console cache:clear --env=dev
-  - php -d memory_limit=3G tests/app/bin/console doctrine:fixtures:load -n
-  - php -d memory_limit=2G tests/app/bin/console cache:clear --env=test
-  - echo "before_script finished"
+    paths:
+        - tests/app/vendor/
+        - .cache
 
 # Bring in any services we need http://docs.gitlab.com/ee/ci/docker/using_docker_images.html#what-is-a-service
 # See http://docs.gitlab.com/ee/ci/services/README.html for examples.
 services:
-  - name: postgis/postgis:12-3.1-alpine
-    alias: db
-  - name: redis
-    alias: redis
+    - name: postgis/postgis:12-3.1-alpine
+      alias: db
+    - name: redis
+      alias: redis
 
 # Set any variables we need
 variables:
-  # Configure postgres environment variables (https://hub.docker.com/r/_/postgres/)
-  POSTGRES_USER: postgres
-  POSTGRES_PASSWORD: postgres
-  # fetch the chill-app using git submodules
-  GIT_SUBMODULE_STRATEGY: recursive
-  REDIS_HOST: redis
-  REDIS_PORT: 6379
-  REDIS_URL: redis://redis:6379
-  # change vendor dir to make the app install into tests/apps
-  COMPOSER_VENDOR_DIR: tests/app/vendor
-  # cache some composer data
-  COMPOSER_HOME: .composer
+    GIT_DEPTH: 1
+    # Configure postgres environment variables (https://hub.docker.com/r/_/postgres/)
+    POSTGRES_USER: postgres
+    POSTGRES_PASSWORD: postgres
+    # fetch the chill-app using git submodules
+    GIT_SUBMODULE_STRATEGY: recursive
+    REDIS_HOST: redis
+    REDIS_PORT: 6379
+    REDIS_URL: redis://redis:6379
+    # change vendor dir to make the app install into tests/apps
+    COMPOSER_VENDOR_DIR: tests/app/vendor
 
+stages:
+    - Composer install
+    - Tests
 
-# Run our tests
-test:
-  script:
-    - php -d memory_limit=3G bin/phpunit --colors=never
+build:
+    stage: Composer install
+    image: registry.gitlab.com/chill-projet/chill-app/php-base-image:7.4
+    before_script:
+        - curl -sS https://getcomposer.org/installer | php
+        - php -d memory_limit=2G composer.phar config -g cache-dir "$(pwd)/.cache"
+    script:
+        - php -d memory_limit=2G composer.phar install --optimize-autoloader --no-ansi --no-interaction --no-progress
+    cache:
+        paths:
+            - .cache/
+    artifacts:
+        expire_in: 30 min
+        paths:
+            - bin
+            - tests/app/vendor/
+
+sa_tests:
+    stage: Tests
+    image: registry.gitlab.com/chill-projet/chill-app/php-base-image:7.4
+    script:
+        - php -d memory_limit=3G bin/phpstan
+    artifacts:
+        expire_in: 30 min
+        paths:
+            - bin
+            - tests/app/vendor/
+
+unit_tests:
+    stage: Tests
+    image: registry.gitlab.com/chill-projet/chill-app/php-base-image:7.4
+    script:
+        - php tests/app/bin/console doctrine:migrations:migrate -n
+        - php -d memory_limit=2G tests/app/bin/console cache:clear --env=dev
+        - php -d memory_limit=3G tests/app/bin/console doctrine:fixtures:load -n
+        - php -d memory_limit=2G tests/app/bin/console cache:clear --env=test
+        - php -d memory_limit=3G bin/phpunit --colors=never
+    artifacts:
+        expire_in: 30 min
+        paths:
+            - bin
+            - tests/app/vendor/
diff --git a/src/Bundle/ChillMainBundle/migrations/Version20100000000000.php b/src/Bundle/ChillMainBundle/migrations/Version20100000000000.php
new file mode 100644
index 000000000..af6739936
--- /dev/null
+++ b/src/Bundle/ChillMainBundle/migrations/Version20100000000000.php
@@ -0,0 +1,21 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Chill\Migrations\Main;
+
+use Doctrine\Migrations\AbstractMigration;
+use Doctrine\DBAL\Schema\Schema;
+
+class Version20100000000000 extends AbstractMigration
+{
+    public function up(Schema $schema): void
+    {
+        $this->addSql('CREATE EXTENSION IF NOT EXISTS unaccent');
+        $this->addSql('CREATE EXTENSION IF NOT EXISTS pg_trgm');
+    }
+
+    public function down(Schema $schema): void
+    {
+    }
+}