Merge pull request #1120 from France-ioi/docker_compose_db_healthcheck

Wait for the db to start before running the app in Docker

docker-compose.yml

@@ -16,6 +16,10 @@ services:
       MYSQL_ROOT_HOST: "%"
     security_opt:
       - seccomp:unconfined
+    healthcheck:
+      test: ["CMD", "mysqladmin" ,"ping", "-h", "localhost"]
+      timeout: 20s
+      retries: 10
   db_test:
     image: mysql:8.0.28
     command: --default-authentication-plugin=mysql_native_password --innodb_lock_wait_timeout=1
@@ -42,6 +46,9 @@ services:
       - "8080:8080"
     links:
       - db
+    depends_on:
+      db:
+        condition: service_healthy
     environment:
       ALGOREA_ENV: dev
       ALGOREA_DATABASE__ADDR: db